{"title":"20%折扣","description":"","products":[{"product_id":"doukaudibestseller.com-nobsound-ns-08e-mini-vacuum-tube-headphone-amplifier-hifi-desktop-stereo-audio-preamp","title":"Nobsound NS-08E 迷你真空管耳机放大器 HiFi 桌面立体声音频前置放大器","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e特征\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e Nobsound 价格低廉，性能卓越，小巧简洁的包装提供高保真度，专为给音响发烧友提供他们应得的性能而设计。\u003c\/div\u003e\n\n\u003cdiv\u003e\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\u003cspan\u003e如今，NS-08E三年来首次升级，采用升级版6J3电子管，音色更加温暖柔和，高音更加明亮，低音更加浑厚，背景更加静谧。\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv\u003e\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e NS-08E 可轻松为高性能耳机供电，包括 HD580、HD600、HD650、K701、K702、Q701、DT880、T70、T90、SR225、SR325、RS1e 等。建议使用 24~600Ω 耳机。\u003c\/div\u003e\n\n\u003cdiv\u003e\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cdiv\u003e NS-08E 外观炫酷，还能带来惊艳的 HiFi 音质。使用过程中，你能明显感受到它带来的显著提升。将它与前置放大器、智能手机、电脑、iPod、立体声音响等设备搭配使用，更能营造出深邃的声场。\u003c\/div\u003e\n\n\u003cdiv\u003e\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cdiv id=\"pastingspan1\"\u003e它也可以用作其他功放或有源音箱的电子管前级放大器。为了获得更佳的前级性能，我们推荐使用Nobsound NS-10P \u003cstrong\u003e。\u003c\/strong\u003e \n\n\u003c\/div\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\"\u003e\u003cstrong\u003e参数\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e 输出功率：≥1100mW（32欧姆）\u003c\/li\u003e\n\n\u003cli\u003e耳机适配器阻抗：18-600欧姆\u003c\/li\u003e\n\n\u003cli\u003e总谐波失真：\u0026lt;0.005%\u003c\/li\u003e\n\n\u003cli\u003e信噪比：≥110 dB\u003c\/li\u003e\n\n\u003cli\u003e频率响应：20 Hz - 30 kHz\u003c\/li\u003e\n\n\u003cli\u003e尺寸：111*69*32 毫米 \/ 4.37*2.72*1.26 英寸（安装真空管后高度：73 毫米）\u003c\/li\u003e\n\n\u003cli\u003e净重：185 克\/0.41 磅\u003c\/li\u003e\n\n\u003cli\u003e电源：DC 6V\/2000mA \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\"\u003e\u003chr\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\"\u003e\u003cstrong\u003e替换管完整列表\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\"\u003e 6J1、6ж1П、6AK5、6BC5、403A\/B、5654、EF95、CV850、6J2、6ж2П、6AS6、CV2522、CV4011、6J3、6ж3П、EF94、CV848、6BC6、6AG5、 6J4、6ж4、6136、6BX6、6AC7、6AU6、6J5、6ж5П、CV2521、6F36、6AH6、6AN5、6K4、EF93、6K5、6K4П、6BA6、6DA6、5749 \u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\"\u003e\u003chr\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\"\u003e\u003cstrong\u003e包装清单\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\n\n\u003cli style=\"text-align: left;\"\u003e 1 * NS-08E 耳机放大器\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e1 * 电源\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"我们","offer_id":47406902149352,"sku":"XZ-P32-US","price":46.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47406902182120,"sku":"XZ-P32-UK","price":46.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47406902214888,"sku":"XZ-P32-DE","price":46.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47406902247656,"sku":"XZ-P32-AU","price":46.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47406902280424,"sku":"XZ-P32","price":46.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/XZ-P32_1_1.jpg?v=1760926420"},{"product_id":"doukaudibestseller.com-nobsound-ns-15g-mini-bluetooth-5-0-digital-amplifier-receiver-tpa3116-stereo-audio-amp-100w-100w","title":"Nobsound NS-15G 迷你蓝牙 5.0 数字放大器接收器 TPA3116 立体声音频放大器 100W+100W ","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cstrong\u003e特征\u003c\/strong\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e音调关闭设计和 HiFi 清晰声音：通过调节高音\/低音旋钮可以享受更细腻、更流畅的声音，呈现高音激昂、低音深沉的音乐，还可以通过旁路功能享受原始声音。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e兼容性强，输出功率大：除 RCA 外，蓝牙 5.0 输入支持高达 50 英尺的连接范围，稳定且延迟低。2PCS TPA3116 芯片，最大输出功率可达 200W，自带 19V 电源，可驱动 200W（8Ω）或 300W（4Ω）扬声器。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e独特的外观和技术设计：带红色\/蓝色指示灯的AUX\/蓝牙开关；纯一体式铝制外壳和旋钮，经过多道工艺精细处理，CNC精密切割；弧形光滑边缘凸显其一体式设计；金属DC插座，无电火花飞溅。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e体积小巧、使用方便但功能强大实用：具有完善的保护电路，非常适合桌面或家庭或办公室的较小空间，可轻松连接到您的音频系统，专为追求 HiFi 音效的音响爱好者设计。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cstrong\u003e参数\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e品牌：Nobsound\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e型号：NS-15G\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e通道数：2.0\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e音频输入：蓝牙\/立体声 L\/R RCA\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e音频输出：香蕉扬声器插孔\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e耳放芯片：TPA3116D2 ×2\u003c\/span\u003e\u003c\/li\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e最大输出功率：100W+100W（24V@8A\/4Ω以上）\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e输出阻抗：4Ω-8Ω\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e高低音范围：±10dB\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e音调旁路功能：支持\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e频率范围：18Hz-25kHz\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e总谐波失真：≤0.01%\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e信噪比：≥98dB\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e输入灵敏度：1.1V\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e配套喇叭：3-10寸 20-200W\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e工作电压：DC 12V-24V\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e尺寸（宽*深*高）：92*108*30毫米\/3.62*4.25*1.18英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e包装尺寸（宽*深*高）：150*150*50mm \/ 5.91*5.91*1.97英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e净重：320克\/0.71磅\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e包装重量：900克\/1.98磅\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cstrong\u003e包装清单\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1×NS-15G放大器\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1×19V电源\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1×用户手册\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"不带电源适配器 \/ 我们","offer_id":47198624678120,"sku":"DZ036-DJ-US","price":49.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 英国","offer_id":47406474363112,"sku":"DZ036-DJ-UK","price":49.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 欧盟","offer_id":47406474395880,"sku":"DZ036-DJ-DE","price":49.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 非盟","offer_id":47406474428648,"sku":"DZ036-DJ-AU","price":49.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 其他","offer_id":47406474461416,"sku":"DZ036-DJ","price":49.99,"currency_code":"USD","in_stock":true},{"title":"配备19V\/4.74A电源适配器 \/ 我们","offer_id":47198624710888,"sku":"DZ036-19V-US","price":59.99,"currency_code":"USD","in_stock":true},{"title":"配备19V\/4.74A电源适配器 \/ 英国","offer_id":47406474494184,"sku":"DZ036-19V-UK","price":59.99,"currency_code":"USD","in_stock":true},{"title":"配备19V\/4.74A电源适配器 \/ 欧盟","offer_id":47406474526952,"sku":"DZ036-19V-DE","price":59.99,"currency_code":"USD","in_stock":true},{"title":"配备19V\/4.74A电源适配器 \/ 非盟","offer_id":47406474559720,"sku":"DZ036-19V-AU","price":59.99,"currency_code":"USD","in_stock":true},{"title":"配备19V\/4.74A电源适配器 \/ 其他","offer_id":47406474592488,"sku":"DZ036-19V","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/DZ036-2023_4.jpg?v=1679363584"},{"product_id":"doukaudibestseller.com-douk-audio-m1-pro-hifi-bluetooth-5-0-digital-amplifier-desktop-stereo-amp-usb-player-160w-2","title":"Douk Audio M1 PRO HiFi 蓝牙 5.0 数字放大器 桌面立体声放大器 USB 播放器 160W×2 ","description":"\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\"\u003e\u003cstrong\u003e特征\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e 采用经典TDA7498E芯片，最大输出功率可达160W+160W，配备高品质32V\/5A电源，足以驱动300W以上的无源音箱，可完美搭配户外\/书架\/电脑\/桌面\/吸顶\/落地音箱。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n \u003cli\u003eM1 PRO 支持立体声 RCA 和蓝牙 5.0 输入，兼容手机、电脑、电视、MP3 播放器、电视、Echo Dot、CD 播放器等。它也是一款具有 U 盘输入的数字音乐播放器，支持 MP3、WAV、APE、FLAC 和 WMA 无损格式。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e专门设计了低频输出，方便连接有源音箱，低音效果得到强力增强，高低音控制更细腻，震撼的听觉效果让您仿佛置身于影院之中。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e合理的电路布局、简洁的布线，保证HiFi音质清晰干净，即使在大功率输出时也无任何可闻噪音。\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e增加蓝牙重置按钮，支持一键清除所有已配对的设备，轻松重启并将新设备连接到M1 pro的蓝牙输入。\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\u003cspan\u003e体积小巧，外观精美，铝合金外壳和镀金端子时尚耐用，配有输入开关和指示灯，非常适合家庭和桌面音响系统使用。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n \u003cdiv\u003e\u003cstrong\u003e参数\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e型号：M1 PRO\u003c\/li\u003e\n\n\u003cli\u003e频道：2.0\u003c\/li\u003e\n\n\u003cli\u003e音频输入：蓝牙\/RCA\/U盘\u003c\/li\u003e\n\n\u003cli\u003e音频输出：香蕉扬声器插孔\/低频信号（连接有源低音炮）\u003c\/li\u003e\n\n\u003cli\u003e支持格式：MP3、WMA、APE、FLAC、WAV\u003c\/li\u003e\n\n\u003cli\u003e U盘容量：最大32G\u003c\/li\u003e\n\n\u003cli\u003e蓝牙版本：5.0\u003c\/li\u003e\n\n\u003cli\u003e扬声器阻抗：4-8Ω\u003c\/li\u003e\n\n\u003cli\u003e最大输出功率：160W*2（4Ω负载）\u003c\/li\u003e\n\n\u003cli\u003e信噪比：≥98dB\u003c\/li\u003e\n\n\u003cli\u003e输入灵敏度：0.775V\u003c\/li\u003e\n\n\u003cli\u003e总谐波失真：0.05%（1kHz 1W）\u003c\/li\u003e\n\n\u003cli\u003e频率响应：20Hz-20KHz（±3dB）\u003c\/li\u003e\n\n\u003cli\u003e工作电压：DC 19-35V\u003c\/li\u003e\n\n\u003cli\u003e颜色：黑色\u003c\/li\u003e\n\n\u003cli\u003e尺寸（长*宽*高）：128*117*35毫米\/5.04*4.61*1.38英寸\u003c\/li\u003e\n\n\u003cli\u003e净重：512克\/1.13磅\u003c\/li\u003e\n\n\u003cli\u003e包装重量：1.2千克\/2.65磅\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\"\u003e\u003cstrong\u003e包装清单\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\n\n\u003cli style=\"text-align: left;\"\u003e 1 * M1 PRO 放大器\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e1 * 32V\/5A 电源\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e1 * 蓝牙天线\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"我们","offer_id":47198613012712,"sku":"DZ071-32V-US","price":79.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47406481375464,"sku":"DZ071-32V-UK","price":79.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47406481408232,"sku":"DZ071-32V-DE","price":79.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47406481441000,"sku":"DZ071-32V-AU","price":79.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47406481473768,"sku":"DZ071-32V","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_870ae054-a6b9-4846-bd71-3e6642cda123.jpg?v=1724826741"},{"product_id":"doukaudibestseller.com-douk-audio-g4-mono-channel-digital-amplifier-subwoofer-full-frequency-power-amp-100w","title":"Douk Audio G4 单声道数字放大器 低音炮\/全频功率放大器 100W ","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003e注意：\u003c\/strong\u003e这是单声道放大器，如果您想要立体声输出，请购买 2 件或 3 件。\u003c\/span\u003e \u003c\/div\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cstrong\u003e特征\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e G4可作为全频耳放或低音炮耳放使用，配有B\/M开关连接不同的音箱，并配有3.5mm AUX和RCA输入接口，兼容不同的音频设备。2PCS G4可独立驱动左右声道，避免相互干扰。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e采用2PCS NE5532运算放大器和TI的TPA3116芯片，输出功率高达100W，足以驱动无源3-10英寸全频扬声器或4-12英寸低音炮，即使在大功率输出下也听不到噪音，将您的2.0声道音频系统升级到2.1，提供震撼的影院效果。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e通过合并立体声（左右声道）输入，先做信号分析和频率处理再进行功率放大，使低频滤波更纯净，功耗更高效。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e迷你体积，精致外观：单声道集成D类放大器，设计简洁紧凑，功能强大，更时尚耐用的实心铝制机箱，非常适合HiFi家用和桌面音响系统使用。 \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003e参数\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e音频输入：3.5mm AUX\/RCA\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e音频输出：香蕉扬声器插孔\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e额定功率：100W\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e峰值功率：300W\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e总谐波失真：0.001%\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e信噪比：103dB\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e扬声器阻抗：4-8Ω\u003c\/li\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e配套全频或分频喇叭：3-10寸\/10-200W\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e配套低音炮喇叭：4-12寸\/40-200W\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e频率范围： \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cblockquote data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e重低音模式：20-200Hz\u003c\/span\u003e \u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e全频模式：20-20Khz\u003c\/span\u003e \u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/blockquote\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e工作电压：DC 12-24V 5.5mm（-）\/ 2.5mm（+）\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e尺寸（长*宽*高）：105*85*30毫米\/4.13**3.35*1.18英寸\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e净重：240克\/0.53磅\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e包装重量：445克\/0.98磅\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cstrong\u003e包装清单\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e 1*G4单声道功放\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e1*19V电源\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*手册\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"不带电源适配器 \/ 我们","offer_id":47198643290344,"sku":"DZ078-DJ-US","price":44.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 英国","offer_id":47411109363944,"sku":"DZ078-DJ-UK","price":44.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 欧盟","offer_id":47411109396712,"sku":"DZ078-DJ-DE","price":44.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 非盟","offer_id":47411109429480,"sku":"DZ078-DJ-AU","price":44.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 其他","offer_id":47411109462248,"sku":"DZ078-DJ","price":54.99,"currency_code":"USD","in_stock":true},{"title":"配备19V\/4.74A电源适配器 \/ 我们","offer_id":47198643323112,"sku":"DZ078-19V-US","price":54.99,"currency_code":"USD","in_stock":true},{"title":"配备19V\/4.74A电源适配器 \/ 英国","offer_id":47411109495016,"sku":"DZ078-19V-UK","price":54.99,"currency_code":"USD","in_stock":true},{"title":"配备19V\/4.74A电源适配器 \/ 欧盟","offer_id":47411109527784,"sku":"DZ078-19V-DE","price":54.99,"currency_code":"USD","in_stock":true},{"title":"配备19V\/4.74A电源适配器 \/ 非盟","offer_id":47411109560552,"sku":"DZ078-19V-AU","price":54.99,"currency_code":"USD","in_stock":true},{"title":"配备19V\/4.74A电源适配器 \/ 其他","offer_id":47411109593320,"sku":"DZ078-19V","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/DZ078-DY-2023_5.jpg?v=1692606647"},{"product_id":"hifi-5-1-channel-bluetooth-digital-amplifier-usb-coax-opt-home-theater-amp-ldac","title":"Nobsound M5.1 HiFi 5.1 声道功放，带蓝牙同轴\/光纤\/USB 家用低音炮功率放大器","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cdiv\u003e\u003cstrong\u003e温馨提示：\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv\u003e\u003c\/div\u003e\n\n\u003cdiv\u003e 1. 默认附带\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e一\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e24V\/6A电源适配器，如需更高输出请自备另一个。\u003c\/div\u003e\n\n \u003cdiv\u003e\u003cspan\u003e2.长按播放\/暂停键可切换2.1或5.1声道输出模式，切换到5.1声道输出模式时，任何输入模式均可实现5.1声道输出。\u003cbr\u003e 3. 如需真正的5.1声道输出，请使用5.1声道RCA输入。如果输入2.0声道，输出5.1声道，则立体声信号会被处理并模拟成5.1声道。\u003c\/span\u003e\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003cstrong\u003e特征\u003c\/strong\u003e\n\n\u003c\/div\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\u003cspan\u003e将2.0声道输入转为5.1声道输出：内置多声道信号处理芯片及电路，采用专业算法及动态分离技术，即使输入2.0声道音频信号，也能自动分配模拟为5.1声道，提供卓越的智能降噪、精准的声音定位和立体环绕感。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv\u003e\n\n\u003cul\u003e\n\n \u003cli\u003e\u003cspan\u003e多种音频输入，可与更多设备配合使用：配备蓝牙 5.0\/同轴\/光纤\/U 盘四个数字输入和 2.0CH\/5.1CH RCA 输入，兼容性强，可与大多数家用音频设备完美配合。U 盘输入除 MP3 外，还支持 WAV、APE、FLAC 等无损格式，可播放和欣赏高品质音乐。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\u003cspan\u003e强劲功率输出，多声道系统组建：采用3颗经典TPA3116芯片，分别负责前置（50W*2）\/环绕（50W*2）\/中置（50W）\/超低音（50W）输出；特增加一路低频输出，可连接另一只有源低音炮，轻松组建2.0\/2.1\/2.2\/5.1\/5.2声道系统，享受如同置身电影院般的震撼听觉效果。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n \u003cli\u003e\u003cspan\u003e独立控制旋钮和双电源输入：除了主音量控制和高音低音旋钮外，还具有单独的前置\/环绕\/中置\/低音音量控制；并专门设计了两个电源输入（主\/副），以提供更强大的功率输入，轻松驱动大多数家用大功率扬声器和低音炮。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\u003cspan\u003e人性化设计，功能先进：配备功能按键和独立指示灯，方便使用，并可实时查看工作状态；一键切换2.1和5.1声道输出，无需反复插拔音箱线。采用铝合金材质，体积小巧，非常适合想要打造迷你HIFI 5.1声道系统的用户。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003chr\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cp\u003e\u003cstrong\u003e参数\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e品牌：Nobsound\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e型号：M5.1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e音频输入：蓝牙5.0 \/ 同轴 \/ 光纤 \/ U盘 \/ 2.0声道\u003c\/span\u003e\u003cspan\u003eRCA \/ 5.1声道RCA\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cspan\u003e音频输出：香蕉扬声器插孔\/低频输出（连接有源低音炮）\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e最大输出功率：\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e前置声道：50W+50W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e环绕声道：50W+50W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e中置声道：50W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e低音通道：50W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cspan\u003eU盘支持格式：MP3\/WAV\/APE\/FLAC\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e支持的采样率：\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cspan\u003eU盘：16Bit\/44.1-48KHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e蓝牙：16Bit 1 44.1-48KHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e同轴：16-24Bit \/ 44.1- 192KHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e光学：16-24Bit \/ 44.1-192KHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e频率响应：20Hz-20KHz（+1.5dB）\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e低音频率响应：40Hz-160Hz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e输入灵敏度：0.775V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e信噪比：≥100dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e总谐波失真：0.05% @1kHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e高音\/低音范围：±6dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e工作电压：DC 15-24V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cspan\u003e尺寸（宽*深*高）：230*130*49毫米\/9.06*5.12*1.93英寸\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e包装尺寸（宽*深高）：410*205*83毫米\/16.14*8.07*3.27英寸\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e净重：1.19千克\/2.62磅\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e包装重量：1.8kg\/3.971b\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cstrong\u003e包装清单\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e1*M5.1功放\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e1*24V\/6A电源适配器\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e1*光缆\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e1*蓝牙天线\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e1*用户手册\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cbr\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\u003c\/ul\u003e\n\n\u003cbr\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"我们","offer_id":47411082985704,"sku":"SUC-M5.1-US","price":169.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47411083018472,"sku":"SUC-M5.1-UK","price":169.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47411083051240,"sku":"SUC-M5.1-DE","price":169.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47411083084008,"sku":"SUC-M5.1-AU","price":169.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47411083116776,"sku":"SUC-M5.1","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_e2bd5910-065d-48da-a98d-659f205999a7.jpg?v=1702883074"},{"product_id":"ampapa-a1-mini-5654-vacuum-tube-preamp-phono-turntable-amplifier-w-tone-control","title":"Ampapa A1 Mini 5654 真空管前置放大器 唱机\/转盘放大器 带音调控制","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eNobsound \/ Douk Audio 是 Ampapa A1 的唯一授权经销商。\u003c\/span\u003e\u003c\/strong\u003e \u003c\/div\u003e\n\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e介绍\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eA1电子管前级\/唱头前级\/耳机放大器是Ampapa精心打造的首款产品，配置高端，功能强大，外观惊艳。Ampapa始终致力于探索HiFi的设计创新，放大所有对音乐的热情。\u003c\/span\u003e \u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e特征\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003eAmpapa A1，不止一个简单的前置放大器：\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eMM输入，将唱机信号转换为线路电平信号，采用低噪音集成电路和高品质组件，确保声音清晰干净。\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e立体声 RCA 输入，放大来自手机、平板电脑、PC、MP3 等的低电平音频信号，更容易驱动放大器或有源扬声器并大大提高音质。\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eJAN5654 电子管和 HiFi 复古模拟声音：展现温暖而细腻的声音，突出出色的音乐性，并改善与音乐相关的一切，如细节、透明度、即时性、丰富度、动态、音调等。陶瓷镀银可插拔电子管插座用于电子管滚动和声音塑造，可根据个人喜好轻松更换。\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e音调控制和 3.5 毫米耳机输出：调节高音\/低音旋钮，获得更细腻流畅的音质，呈现高亢激昂、低音深沉的音乐，让您的音响系统焕然一新。架构合理先进，新增经典耳机放大电路（2*NE5532），轻松驱动 16-300 欧姆耳机。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e卓越性能，惊艳设计：细节处处充满质感，即使在有限的空间内，也能带来大动态、甜美的电子管音色，带来别样的听觉享受。采用优质元器件，坚固的铝合金旋钮，独特的外观造型，搭配暖橙色\/冷绿色灯光等，为您带来极致聆听体验。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e温馨提示：\u003c\/span\u003e \n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003e1、A1采用可插拔管座设计，兼容6J1、6K4、6J5、GE5654W、6*1N、6*2N、6J5、6A2等，可直接替换。\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e2.立体声RCA输出和3.5mm耳机输出可同时工作，两个输出的音量\/高音\/低音同时控制。\u003c\/span\u003e \n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cbr\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e参数\u003cbr\u003e\u003cbr\u003e\n\u003cul\u003e\n\n\u003cli\u003e品牌：安帕帕\u003c\/li\u003e\n\n\u003cli\u003e型号：A1\u003c\/li\u003e\n\n\u003cli\u003e音频输入：唱机 MM\/立体声 RCA\u003c\/li\u003e\n\n\u003cli\u003e音频输出：立体声 RCA \/ 3.5 毫米耳机插孔\u003c\/li\u003e\n\n\u003cli\u003e输入电平：0.775V RMS（RCA）\/ 0.005V RMS（Phono）\u003c\/li\u003e\n\n \u003cli\u003e频率响应：20Hz-20KHz（±0.5dB）（RCA）\/参考RIAA +\/-2dB（Phono）\u003c\/li\u003e\n\n\u003cli\u003e耳机输出功率：125mW（32Ω）\/62.5mW（64Ω）\/30mW（128Ω）\u003c\/li\u003e\n\n\u003cli\u003e耳机阻抗范围：16-300Ω\u003c\/li\u003e\n\n\u003cli\u003e总谐波失真：≤0.1%\u003c\/li\u003e\n\n\u003cli\u003e输出电平：1.5V RMS（RCA）\/ 0.6V RMS（Phono）\u003c\/li\u003e\n\n\u003cli\u003e信噪比：≥106dB（RCA）\/≥80dB（Phono）\u003c\/li\u003e\n\n\u003cli\u003e工作电压：DC 12V（≥1.5A）\u003c\/li\u003e\n\n\u003cli\u003e包装重量：900克\/1.98磅\u003c\/li\u003e\n\n\u003cli\u003e包装尺寸（宽*深*高）：260*145*78毫米\/10.24*5.71*3.07英寸\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e包装清单\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1*A1前置放大器\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e2*5654真空管\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1*DC 12V电源适配器\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1*RCA 线\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1 块擦拭布\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1*用户手册\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1*保修\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"我们","offer_id":47406558281960,"sku":"SUC-A1-US","price":129.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47406558314728,"sku":"SUC-A1-UK","price":129.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47406558347496,"sku":"SUC-A1-DE","price":129.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47406558380264,"sku":"SUC-A1-AU","price":129.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47406558413032,"sku":"SUC-A1","price":139.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/SUC-A1-2022_4.jpg?v=1663234890"},{"product_id":"douk-audio-vfd253-3-5mm-aux-switcher-box-vfd-audio-analyser-bluetooth-5-0-receiver-home-desk-clock","title":"Douk Audio VFD253 3.5mm AUX 切换盒 VFD 音频分析仪 蓝牙 5.0 接收器 家用台钟","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e特征\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003eVFD253集多种功能于一体：\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e作为音频频谱分析仪：采用专用绿色VFD显示屏，25×15高分辨率，保证每个频段的准确性。\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e作为蓝牙接收器和音频切换器：除了麦克风拾音器外，还配备蓝牙 5.0 和 2 组 3.5 毫米 AUX 输入，可与您的手机\/PC\/游戏播放器\/放大器\/扬声器等完美配合。\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e作为高精度时钟：采用RX8025T内置晶振，时钟精度±3ppm，年误差在1分钟以内，非常酷炫有趣。\u003c\/span\u003e \n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e宽频范围及特有的AGC显示：80Hz-16KHz扫频，高精度显示，可进行频点测试。特有的AGC算法及定制输出曲线，确保输入信号由小到大都能获得理想的视觉效果，避免低输入无显示、高输入全屏显示的现象。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e可调项目及显示效果多：增益、亮度、主光柱下降速度、峰值保持时间、下降速度可分别调节。5种音乐频谱显示模式和2种时钟显示模式，所有设置均具有断电记忆功能，重启后无需再次设置。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e外观美观，使用方便：配有遥控器，可轻松调整所有设置，实时查看音乐音量状态和声音的细微变化。CNC加工铝和透明亚克力外壳，坚固美观，紧凑的设计不会占用您的桌面空间。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e温馨提示：\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1.为了安全运输，遥控器可能不包含电池（2*AAA），请自行准备。\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e2.3.5mm AUX1与3.5mm AUX2不能同时输入，同一时间只能输入一个音源通道（MIC\/蓝牙\/IN1\/IN2）。\u003c\/span\u003e\u003c\/p\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e参数\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e显示屏：VFD（真空荧光显示屏）\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e分辨率：25×15\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e支持频率范围：80Hz-16KHz\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e展示项目：音乐频谱\/时钟\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e音频信号输入：MIC\/蓝牙5.0\/2组3.5mm AUX\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e音频信号输出：1组3.5mm AUX\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e工作模式：\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1.自动模式（有音乐输入时显示音乐频谱，无音乐输入时显示时钟模式）\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e2.时钟显示模式（常亮）\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e时钟显示：2种\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e音乐频谱显示：5种\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e音乐显示模式：AGC+自定义输出曲线\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e（真实输出\/平滑输出）\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e可调项目：主光柱下降速度\/峰值保持时间\/峰值下降速度\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e亮度调节：5级+自动调节\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e增益调节：5级\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e断电记忆功能：支持\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e远程控制：支持\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e工作电压：DC 5V\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e尺寸（宽*深*高）：184*75*66毫米\/7.24*2.95*2.60英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e净重：322克\/0.71磅\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e包装重量：500克\/1.10磅\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e包装清单\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003e1×VFD253音频频谱\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003e1×USB 数据线（Type-C）\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n \u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1×遥控器（不含电池）\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e2× 垫子（贴在底部）\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1×用户手册\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"黑色的 \/ 我们","offer_id":44591335801064,"sku":"XX-VFD253-H-US","price":79.99,"currency_code":"USD","in_stock":true},{"title":"黑色的 \/ 英国","offer_id":47408619913448,"sku":"XX-VFD253-H-UK","price":79.99,"currency_code":"USD","in_stock":true},{"title":"黑色的 \/ 欧盟","offer_id":47408619946216,"sku":"XX-VFD253-H-DE","price":79.99,"currency_code":"USD","in_stock":true},{"title":"黑色的 \/ 非盟","offer_id":47408619978984,"sku":"XX-VFD253-H-AU","price":79.99,"currency_code":"USD","in_stock":true},{"title":"黑色的 \/ 其他","offer_id":47408620011752,"sku":"XX-VFD253-H","price":79.99,"currency_code":"USD","in_stock":true},{"title":"白色的 \/ 我们","offer_id":44591335833832,"sku":"XX-VFD253-S-US","price":79.99,"currency_code":"USD","in_stock":true},{"title":"白色的 \/ 英国","offer_id":47408620044520,"sku":"XX-VFD253-S-UK","price":79.99,"currency_code":"USD","in_stock":true},{"title":"白色的 \/ 欧盟","offer_id":47408620077288,"sku":"XX-VFD253-S-DE","price":79.99,"currency_code":"USD","in_stock":true},{"title":"白色的 \/ 非盟","offer_id":47408620110056,"sku":"XX-VFD253-S-AU","price":79.99,"currency_code":"USD","in_stock":true},{"title":"白色的 \/ 其他","offer_id":47408620142824,"sku":"XX-VFD253-S","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/XX-VFD253_2.jpg?v=1663034549"},{"product_id":"douk-audio-q4-mini-bluetooth-5-0-stereo-usb-dac-gaming-s-pdif-digital-to-analog-converter-192k","title":"Nobsound Q4 迷你蓝牙 5.0 立体声 USB DAC 游戏 S\/PDIF 数模转换器 192K ","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e最新版本于2022年11月升级，在元件、线路和电路方面都有了很大的进步，大大改善了声音，失真更低，信噪比更高（高达113dB）。\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e特征\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e最新的 Q4 蓝牙接收器和 D\/A 转换器：带有蓝牙\/PC-USB\/U 盘\/光纤和同轴 S\/PDIF 输入，可以与大多数家庭音响系统完美匹配；传输流位完美的 24Bit\/192KHz HD 低抖动信号，带有输出保护电路，可确保您昂贵的音响系统安全。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003ePC-USB\/U盘输入及双模拟输出：除PC-USB（支持手机OTG）外，还配备U盘输入，可播放无损音频格式，设置简便，无需任何驱动程序或软件，真正实现即插即用。RCA输出可连接功放或有源音箱，并增加耳放电路，可驱动大部分16-300Ω耳机。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eHiFi 清晰音质，音调控制：采用高端芯片组合，获得更高信噪比、更低失真（0.005%）的高品质音质。还配有高音和低音旋钮，可用作前置放大器，调节个人喜好的音色风格，呈现高音激昂、低音深沉的 HiFi 音乐。\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e实用功能简化使用：配备全功能遥控器，所有设置均可远距离实现；带有编码输入选择按钮和独立输入指示灯，清晰实时显示工作状态；铝合金外壳采用独特的镜面设计，外观酷炫，既能提供HiFi音乐，又能装点您的桌面音响空间。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eNobsound Q4 与同类 DAC 对比\u003c\/span\u003e\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003ctable border=\"1\" data-mce-fragment=\"1\" style=\"float: left;\"\u003e\n\n\u003ctbody data-mce-fragment=\"1\"\u003e\n\n\u003ctr data-mce-fragment=\"1\"\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e品牌\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e诺布斯桑德\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e其他的\u003c\/span\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-mce-fragment=\"1\"\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e蓝牙输入\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e√\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e×\u003c\/span\u003e\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-mce-fragment=\"1\"\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eU盘输入\u003c\/span\u003e\n\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e√\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e×\u003c\/span\u003e \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-mce-fragment=\"1\"\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e遥控\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e√\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e×\u003c\/span\u003e \u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-mce-fragment=\"1\"\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e独立输入指示灯\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e√\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e×\u003c\/span\u003e\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-mce-fragment=\"1\"\u003e\n\n \u003ctd data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e输入开关\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e高级编码旋钮：无噪音\/寿命更长\u003c\/span\u003e\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e传统拨动开关\u003c\/span\u003e\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr data-mce-fragment=\"1\"\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e材料\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e全金属表壳，独特镜面设计\u003c\/span\u003e\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\u003ctd data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e普通金属外壳\u003c\/span\u003e\u003c\/p\u003e\n\n\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e温馨提示：\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1.U盘输入优先于蓝牙输入，如需蓝牙输入请确保U盘已拔出。\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e2、Q4的蓝牙需要输入通道切换到蓝牙输入模式才能搜索并连接。\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e3.PC-USB输入也支持带OTG功能的手机，但安卓系统需要OTG线，IOS系统需要相机套件，请自行准备。\u003c\/span\u003e\u003c\/p\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e参数\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \n\u003cspan data-mce-fragment=\"1\"\u003e音频输入：蓝牙5.0\/USB\/同轴\/光纤\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e音频输出：立体声 L\/R RCA \/ 3.5 毫米耳机插孔\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e支持的输入采样率：\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e \u003cspan data-mce-fragment=\"1\"\u003ePC-USB：96K\/24位\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e光纤\/同轴：192K\/24Bit\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003eU盘支持格式：MP3\/WMA\/APE\/WAV\/FLAC\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003eU盘最大容量：64G\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e高音和低音范围：±6dB\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e频率响应：20Hz-20KHz（±0.5dB）\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003ePC-USB支持操作系统：XP\/W7\/W8\/W10\/MAC\/linux\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e失真：0.0057%\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e信噪比：≥113dB\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e放大器输出最大功率：110mW @32Ω\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e耳机匹配阻抗：16-300Ω\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003eRCA输出电平：1.9V\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e工作电压：DC 5V（Type-C）\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e尺寸（宽*深*高）：95*78*32毫米\/3.74*3.07*1.26英寸\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e净重：235克\/0.52磅\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e包装重量：500克\/1.10磅\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e包装清单\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003e1 × Q4 DAC\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \n\u003cspan data-mce-fragment=\"1\"\u003e1 × 遥控器（不含 2 节 AAA 电池）\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003e1 × USB 电源线\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003e1 × USB 数据线\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1 × 光缆\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e1 × 蓝牙天线\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1 × 用户手册\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"我们","offer_id":47406970044648,"sku":"SUC-Q4-US","price":49.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47406970077416,"sku":"SUC-Q4-UK","price":49.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47406970110184,"sku":"SUC-Q4-DE","price":49.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47406970142952,"sku":"SUC-Q4-AU","price":49.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47406970175720,"sku":"SUC-Q4","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/SUC-Q4.jpg?v=1667525420"},{"product_id":"douk-audio-p6-mini-hifi-vacuum-tube-preamp-bluetooth-stereo-audio-pre-amplifier-tone-control","title":"Douk Audio P6 MINI HiFi 真空管前置放大器 蓝牙立体声音频前置放大器 音调控制","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e特征\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e多种音频输入满足不同需求：支持蓝牙 5.0 \/ USB（U 盘）\/ 立体声 RCA 连接，与电话、电视、平板电脑、投影仪、电脑等完美匹配，支持 U 盘播放除 MP3 之外的 APE\/ FLAC \/WAV\/ WMA 无损格式；大大提高您的放大器或有源扬声器的音质。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eHIFI温暖音色，可换管设计：默认6A2管，滤除数码感，柔化声音，使声音更加温暖甜美，饱满醇厚，动态大；可插拔管设计，可升级为6*1N\/JAN5725W\/6AK5\/EF95进行管型整形滚奏，享受不同的声音风格。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e独立的音调控制和输入开关：除了主音量控制旋钮外，还配有独立的高音和低音旋钮，以呈现激动人心的高音和深沉的低音的惊人音乐；带有输入选择器和 LED 指示灯，可轻松切换输入通道并显示其工作状态，无需一次又一次地插入电缆。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e体积小巧，外观精美：CNC 加工的黑色铝合金底盘，坚固耐用；用复古管的暖橙色灯光装饰看起来很棒，即使在有限的空间内也能提供不同的声学享受，非常适合追求美妙听觉和视觉享受的音响爱好者。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e温馨提示\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eU盘输入优先于蓝牙，插入U盘后蓝牙自动断开。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e参数\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e音频输入：蓝牙5.0\/USB(U盘)\/立体声RCA\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e音频输出：立体声 RCA\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e支持U盘最大容量：64G\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e支持最高采样率U盘：24Bit\/192K（FAT32）\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eU盘支持格式：MP3\/APE\/FLAC\/WAV\/WMA\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e高音\/低音范围：±6dB\u003c\/span\u003e\u003c\/li\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e频率响应：20Hz-20kHz（±1dB）\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e失真度：≤0.03%\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eRCA输入灵敏度：0dBFS\/1V\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e信噪比：≥100dB\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e工作电压：DC12V\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e尺寸（宽*深*高）：97*118*33毫米\/3.82*4.65*1.30英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e包装尺寸（宽*深*高）：250*215*65mm\/9.84*8.46*2.56英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e净重：337克\/0.74磅\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e包装重量：700克\/1.54磅\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e包装清单\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*P6-MINI 前级放大器\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2*6A2电子管\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*DC12V电源适配器\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*蓝牙天线\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*用户手册\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"我们","offer_id":47406586429672,"sku":"SUC-P6-MINI-US","price":49.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47406586462440,"sku":"SUC-P6-MINI-UK","price":49.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47406586495208,"sku":"SUC-P6-MINI-DE","price":49.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47406586527976,"sku":"SUC-P6-MINI-AU","price":49.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47406586560744,"sku":"SUC-P6-MINI","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/SUC-P6-MINI_33f78c38-455e-4ce4-ac75-3396e7a97845.jpg?v=1670481533"},{"product_id":"nobsound-ns-14g-bluetooth-hifi-2-1-channel-power-amplifier-subwoofer-stereo-audio-amp","title":"Nobsound NS-14G 蓝牙 HiFi 2.1 声道功率放大器低音炮立体声音频放大器","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e特征\u003c\/p\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e2种音频输入：支持蓝牙实现稳定高速传输，具有立体声RCA输入，几乎兼容所有家用音频设备，如手机、平板电脑、电脑、CD播放器等。 \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e经典芯片和2.1声道系统：采用TPA3116芯片，带AUX和扬声器输出，轻松组建多声道系统，最大输出功率可达50W*2（L\/R）和100W（低音炮）。 \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e强大的设计：除了输入选择器外，还配有丰富的可调节旋钮，以满足不同的聆听需求，包括主音量、高音和低音、低音炮频率和音量，甚至 L\/R 通道的平衡都可以根据您的喜好进行调整并享受音乐。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e外观精美：迷你尺寸，优雅的铝制外壳，黑色和红色旋钮设计使其更加时尚，实用且功能强大。DC 15-24V电压，适合家庭和桌面音响系统使用，享受高品质音乐。 \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e参数\u003c\/p\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e音频输入：蓝牙\/立体声 RCA\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e音频输出：AUX\/香蕉扬声器插孔\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e通道数：2.1\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e最大输出功率：50W*2(L\/R声道)+100W(低音炮)\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e扬声器阻抗：4-8Ω（左\/右）\u003cbr data-mce-fragment=\"1\"\u003e 2-8Ω（低音炮）\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e高低音调节范围：±6dB\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e AUX最大输出电平：1.2V\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e低音截止频率：40-120Hz\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e输入灵敏度：0.775V\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e频率响应：20Hz-20KHz（±2dB）\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e总谐波失真：0.07%（1kHz）\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e信噪比：≥92dB\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e工作电压：DC 15-24V\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e包装尺寸（宽*深*高）：133*125*36毫米\/5.24*4.92*1.42英寸\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e净重：580克\/1.28磅\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e包装重量：1.2千克\/2.65磅\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e包装清单\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1×NS-14G功率放大器\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1×24V\/4.5A电源\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1×蓝牙天线\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"我们","offer_id":47198661443816,"sku":"SUC-NS-14G-24V-US","price":99.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47406939701480,"sku":"SUC-NS-14G-24V-UK","price":99.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47406939734248,"sku":"SUC-NS-14G-24V-DE","price":99.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47406939767016,"sku":"SUC-NS-14G-24V-AU","price":99.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47406939799784,"sku":"SUC-NS-14G-24V","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/SUC-NS-14G_4.jpg?v=1690270229"},{"product_id":"douk-audio-h7pro-tpa3255-digital-amplifier-w-vu-meter-300w-home-stereo-power-amp","title":"Douk Audio H7PRO TPA3255 数字放大器，带音量表，300W 家用立体声功率放大器","description":"\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e介绍\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003c\/div\u003e\n\n \u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003eH7PRO 是 Douk Audio 设计的迷你数字功放，兼具紧凑的设计和卓越的性能。采用 TPA3255 功放芯片，每声道高达 300W 的功率输出，可轻松驱动 4-8Ω 扬声器，带来令人印象深刻的音质。它配备单端 RCA 和平衡 XLR 输入接口、前置 RCA 输出以及扬声器插孔输出，轻松搭建多声道系统。新增两个 VU 表，指针随音频信号变化实时摆动，带来听觉和视觉双重享受。\u003c\/span\u003e \u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e特征\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e体积小巧，功率强劲：H7PRO 搭载 TPA3255 高端数字 D 类功放芯片，单声道最大输出功率高达 300W，可轻松驱动 4-8Ω 扬声器，带来令人印象深刻的音质。其小巧尺寸使其适用于各种应用，从书架、桌面到家庭影院，应有尽有。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e双VU表设计和平衡控制：H7PRO在H7的基础上，结合大量用户反馈，设计了左右声道双VU表，可随音频信号的变化而动态变化。取消了左右声道的独立音量控制，并新增了平衡控制功能，可调节左右扬声器的平衡音量，从而获得更加均匀自然的声音。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e双模拟输入和前置放大器输出：H7PRO 将简约设计与卓越功能完美结合。除了标准 RCA 输入外，还配备平衡 XLR 输入，可最大程度减少干扰并降低本底噪声。H7PRO 还配备前置放大器 RCA 输出，可连接另一台功放和有源音箱\/低音炮，构建 2.1 或多声道家庭影院系统。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e发烧级元器件与音质：H7PRO 采用日本 ELNA 和 Rubycon 滤波阵列、专业音频电感、全密封精密电位器等，信噪比高达 110dB，拥有超低底噪，带来卓越的清晰度和低失真。秉承传统设计理念，并拥有充足的散热面积，确保最佳性能和长时间稳定工作。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e精湛工艺，外观精美：CNC 加工定制全铝合金结构，兼具耐用性和奢华质感。VU 表实时显示音量，将复古韵味与现代设计完美融合，让我们通过 Douk Audio H7PRO 体验一段穿越时空的 HIFI 音乐之旅。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e温馨提示：\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1.RCA输出为预放大，其输出电平与喇叭插孔输出同步受主音量控制。\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e2.H7PRO\u003c\/span\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e底部有两个VU表的灵敏度调节，一个负责左声道，一个负责右声道。\u003c\/span\u003e\u003c\/p\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e参数\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e品牌：Douk Audio\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e型号：H7PRO\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e音频输入：单端RCA\/平衡XLR\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e音频输出：香蕉扬声器插孔\/立体声 RCA\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e最大输出功率：300Wx2（@4Ω）\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e匹配扬声器阻抗：4-8Ω\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e频率响应：20Hz-20KHz（±0.8dB）\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e输入灵敏度：2V\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003eRCA最大输出电平：2V\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e总谐波失真：0.008%\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e信噪比：≥110dB\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e工作电压：DC 24-48V\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e尺寸（宽*深*高）：167*126*42毫米\/6.57*4.96*1.65英寸\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e包装尺寸（宽*深*高）：310*240*70mm \/ 12.20*9.45*2.76英寸\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e净重：803克\/1.77磅\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e包装重量（含 32V 电源适配器）：1.42kg \/ 3.13lb\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n \u003chr data-mce-fragment=\"1\"\u003eH7PRO功率输出表\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003ctable style=\"border-collapse: collapse; width: 51.1937%; height: 190px;\" border=\"1\" data-mce-fragment=\"1\" data-mce-style=\"border-collapse: collapse; width: 51.1937%; height: 190px;\"\u003e\n\n\u003ctbody data-mce-fragment=\"1\"\u003e\n\n\u003ctr style=\"height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 24.362%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 24.362%; height: 19px;\"\u003e电源\u003c\/td\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 22.5934%; height: 19px;\"\u003e扬声器阻抗\u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 23.4775%; height: 19px;\"\u003e额定输出功率\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"height: 57px; width: 24.362%;\" rowspan=\"3\" data-mce-fragment=\"1\" data-mce-style=\"height: 57px; width: 24.362%;\"\u003e 32伏\/5安\u003c\/td\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 22.5934%; height: 19px;\"\u003e 4Ω \u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 23.4775%; height: 19px;\"\u003e 78瓦+78瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 22.5934%; height: 19px;\"\u003e 6Ω \u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 23.4775%; height: 19px;\"\u003e 71瓦+71瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 22.5934%; height: 19px;\"\u003e 8Ω \u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 23.4775%; height: 19px;\"\u003e 65瓦+65瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"height: 57px; width: 24.362%;\" rowspan=\"3\" data-mce-fragment=\"1\" data-mce-style=\"height: 57px; width: 24.362%;\"\u003e 48伏\/5安\u003c\/td\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 22.5934%; height: 19px;\"\u003e 4Ω \u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 23.4775%; height: 19px;\"\u003e 120瓦+120瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 22.5934%; height: 19px;\"\u003e 6Ω \u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 23.4775%; height: 19px;\"\u003e 110瓦+110瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 22.5934%; height: 19px;\"\u003e 8Ω \u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 23.4775%; height: 19px;\"\u003e 102瓦+102瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"height: 57px; width: 24.362%;\" rowspan=\"3\" data-mce-fragment=\"1\" data-mce-style=\"height: 57px; width: 24.362%;\"\u003e 48伏\/10安\u003c\/td\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 22.5934%; height: 19px;\"\u003e 4Ω \u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 23.4775%; height: 19px;\"\u003e 250瓦+250瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 22.5934%; height: 19px;\"\u003e 6Ω \u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 23.4775%; height: 19px;\"\u003e 210瓦+210瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 22.5934%; height: 19px;\"\u003e 8Ω \u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\" data-mce-fragment=\"1\" data-mce-style=\"width: 23.4775%; height: 19px;\"\u003e 185瓦+185瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e包装清单\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1×H7PRO功放\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1×DC 32V电源适配器（可选）\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1×DC 48V电源适配器（可选）\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\" data-mce-fragment=\"1\" data-mce-style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1×用户手册\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"不带电源适配器 \/ 我们","offer_id":45596064645352,"sku":"SUC-H7-PRO-DJ-US","price":99.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 英国","offer_id":47406734606568,"sku":"SUC-H7-PRO-DJ-UK","price":99.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 欧盟","offer_id":47406734639336,"sku":"SUC-H7-PRO-DJ-DE","price":99.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 非盟","offer_id":47406734672104,"sku":"SUC-H7-PRO-DJ-AU","price":99.99,"currency_code":"USD","in_stock":true},{"title":"不带电源适配器 \/ 其他","offer_id":47406734704872,"sku":"SUC-H7-PRO-DJ","price":109.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源适配器 \/ 我们","offer_id":45596064678120,"sku":"SUC-H7-PRO-32V-US","price":119.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源适配器 \/ 英国","offer_id":47406734737640,"sku":"SUC-H7-PRO-32V-UK","price":119.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源适配器 \/ 欧盟","offer_id":47406734770408,"sku":"SUC-H7-PRO-32V-DE","price":119.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源适配器 \/ 非盟","offer_id":47406734803176,"sku":"SUC-H7-PRO-32V-AU","price":119.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源适配器 \/ 其他","offer_id":47406734835944,"sku":"SUC-H7-PRO-32V","price":129.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 我们","offer_id":47198647943400,"sku":"SUC-H7-PRO-48V-S-US","price":139.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 英国","offer_id":47406734868712,"sku":"SUC-H7-PRO-48V-S-UK","price":139.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 欧盟","offer_id":47406734901480,"sku":"SUC-H7-PRO-48V-S-DE","price":139.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 非盟","offer_id":47406734934248,"sku":"SUC-H7-PRO-48V-S-AU","price":139.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 其他","offer_id":47406734967016,"sku":"SUC-H7-PRO-48V-S","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_e11af895-8070-40c6-9ee0-6b005ceeaac0.jpg?v=1710377571"},{"product_id":"douk-audio-t7-7-band-equalizer-balanced-xlr-rca-preamp-for-home-amplifier","title":"Douk Audio T7 7 波段均衡器平衡 XLR\/RCA 前置放大器，适用于家用放大器","description":"\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e温馨提示\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1.T7不带音量控制旋钮，会输出额定音量。\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e2.XLR与RCA输出会同时输出。\u003c\/span\u003e\u003c\/p\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e特征\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e7段EQ均衡器：T7拥有独立丰富的频段控制（64Hz\/125Hz\/250Hz\/500Hz\/2KHz\/4KHz\/8KHz），在-6dB至+6dB范围内，通过7段高中低频的调节，可以弥补扬声器和声场的缺陷，对各种声源进行修饰，改变音色和响度，从而实现不同的音效。\u003c\/span\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e平衡XLR前置放大器：支持XLR和RCA输入和输出，T7可以为放大器或有源扬声器再现高品质音频，具有出色的分离度、分辨率、声场和干净的背景。\u003c\/span\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e旁路设计，性能卓越：关闭电源即可激活旁路模式，轻松享受原声。T7 的信噪比超过 104dB，频率响应范围达 20Hz-20kHz，失真度低至 0.003%，确保音频信号完美再现。\u003c\/span\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e外观精美，设计强大：黑色铝合金外壳，屏蔽性能好，外观酷炫精致耐用，非常适合追求高保真音质的音响爱好者。\u003c\/span\u003e \u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e参数\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e型号：Douk Audio T7\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e音频输入：单端RCA\/平衡XLR\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e音频输出：单端RCA\/平衡XLR\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e频率响应：20Hz～20KHz(±1dB)\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e频段：64Hz\/125Hz\/250Hz\/500Hz\/2KHz\/4KHz\/8KHz\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003eRCA输入灵敏度：0.775Vrms\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003eRCA输出电平：1.2Vrms\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003eBAL输入灵敏度：1.5Vrms\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003eBAL输出电平：3Vrms\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e总谐波失真：0.003%\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e信噪比：≥104dB\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e工作电压：DC12V（≥1.5A）\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e尺寸（宽*深*高）：152*126*42毫米\/5.98*4.96*1.65英寸\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e净重：700克\/1.54磅\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e包装重量：1.0kg\/2.20lb\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e包装清单\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003e1*T7前置放大器\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e1*DC 12V电源适配器\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"我们","offer_id":47406956380392,"sku":"SUC-T7-US","price":99.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47406956413160,"sku":"SUC-T7-UK","price":99.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47406956445928,"sku":"SUC-T7-DE","price":99.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47406956478696,"sku":"SUC-T7-AU","price":99.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47406956511464,"sku":"SUC-T7","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/SUC-T7_4.jpg?v=1711509829"},{"product_id":"douk-audio-t6pro-hifi-tpa3255-bluetooth-tube-amplifier-with-vu-meter-300watts-x2","title":"Douk Audio T6PRO HIFI TPA3255 蓝牙电子管放大器，带音量表，300 瓦 x2","description":"\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e介绍\u003c\/span\u003e\u003c\/p\u003e\n\n \u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003eT6PRO 是一款由 Douk Audio 设计的紧凑型电子管功放，兼具炫酷设计与卓越性能。采用 JAN5725 电子管和 TPA3255 功放芯片的组合，每声道高达 300W 的功率输出，可轻松驱动 4-8Ω 扬声器，带来令人印象深刻的音质。它配备蓝牙、两组立体声 RCA 接口和 3.5mm AUX 输入接口，以及 3.5mm AUX 前级输出，并配有扬声器插孔输出，可轻松组建多声道系统。除了常见的高音和低音控制外，还增加了低至 20Hz 的超重低音，带来震撼的低音效果。整块炫酷的深色 VU 表采用双面板设计，指针会随着音频信号的变化实时摆动，带来听觉和视觉的双重享受。\u003c\/span\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e特征\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n \u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e双VU表，尽在同一个可视化仪表盘：T6PRO采用双VU表设计，但集成在一整块大面板上，外观更显独特大气。指针会随着音频信号的变化而动态摆动，兼具美观与强大的功能，还能实时调节音量，防止过载和失真。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times;\"\u003e混合设计，强劲输出：T6PRO 采用 JAN5725 电子管，工作电压为 100V，实现真正的电子管放大，带来温暖丰富的音效体验。TPA3255 高端数字 D 类功放芯片，每声道最大输出功率高达 300W，可轻松驱动 4-8Ω 扬声器。其紧凑的尺寸使其适用于各种应用，从书架、桌面到家庭影院。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n \u003cli\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times;\"\u003e丰富的输入和前置放大器输出：除了支持蓝牙 5.1 APTX-HD 和 LDAC 之外，T6PRO 还配备 3.5 毫米 AUX 和 2 组立体声 RCA 输入，可一次性连接和切换多个设备，避免反复插拔线缆。此外，T6PRO 还配备 3.5 毫米 AUX 前置放大器输出，可连接另一台功放和有源音箱\/低音炮，构建 2.1 或多声道家庭影院系统。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times;\"\u003e超强低音，发烧级元器件：除了常见的高低音调节，定制您心仪的音效外，更新增低至20Hz的超强低音旋钮，带来震撼的低音效果。T6PRO采用QCC5125蓝牙芯片、德国WIMA、日本ELNA及Rubycon电容、专业音频电感、全密封精密电位器等，带来清晰纯净、低失真的音质。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n \u003cli\u003e\u003cspan style=\"font-size: 14pt; font-family: 'times new roman', times;\"\u003e精湛工艺，外观精美：CNC 加工定制全铝合金结构，兼具耐用性和奢华质感；更大的扬声器接线柱，确保更高功率的安全传输。VU 表实时显示音量，将复古韵味与现代设计完美融合，让我们通过 Douk Audio T6PRO 体验一段穿越时空的 HIFI 音乐之旅。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e温馨提示：\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1.3.5mm AUX输出为前置放大，其输出电平与喇叭插孔输出同步受主音量控制。\u003cbr\u003e 2.默认配备可选的32V\/5A和48V\/5A电源适配器，如果您需要更高的功率输出，请自行更换另一个更大功率的高质量电源适配器。\u003c\/span\u003e \u003cbr\u003e3.T6PRO侧面板上有两个VU表灵敏度调节，一个负责左声道，一个负责右声道。\u003cbr\u003e 4.T6PRO默认自带JAN5725电子管，可直接用6J1、6J2、6J3、6J4、6J5、6K4、6*IN、6*4N、6*5N、5654、6AK5、EF95、6BA6、403B等电子管代替。\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e参数\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e品牌：Douk Audio\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e型号：T6PRO\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e音频输入：蓝牙5.1\/2组立体声RCA\/3.5mm AUX\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e音频输出：香蕉扬声器插孔\/3.5mm AUX\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e蓝牙版本：QCC5125（支持APTX\/APTX-HD\/LDAC）\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e支持蓝牙的采样率：24bit\/96Khz\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e最大输出功率：300Wx2（@4Ω）\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e匹配扬声器阻抗：4-8Ω\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e音调控制范围\/中心频率：\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e高音：±8dB \/ 10KHz\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e低音：±6dB \/ 200Hz\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e超低音：±10dB\/20Hz\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e频率响应：20Hz-20KHz（±1dB）\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e输入灵敏度：0.775V\/0dBFS\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003eAUX最大输出电平：3V\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e总谐波失真：0.01%\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e信噪比：≥102dB\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e工作电压：DC 24-48V\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e尺寸（宽*深*高）：140*165*69毫米\/5.51*6.50*2.72英寸\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e包装尺寸（宽*深*高）：250*228*110毫米\/9.84*8.98*4.33英寸\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e \n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e净重：1.4千克\/3.09磅\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e包装重量（含 32V 电源适配器）：2.1kg \/ 4.63lb\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e包装重量（含 48V 电源适配器）：2.4kg \/ 5.29lb\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003chr\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003eT6PRO功率输出表\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003ctable style=\"border-collapse: collapse; width: 51.1937%; height: 190px;\" border=\"1\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 24.362%; height: 19px;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e电源\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e扬声器阻抗\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e额定输出功率\u003c\/span\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"height: 57px; width: 24.362%;\" rowspan=\"3\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e32伏\/5安\u003c\/span\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e4Ω\u003c\/span\u003e\u003c\/td\u003e\n\n \u003ctd style=\"width: 23.4775%; height: 19px;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e78瓦+78瓦\u003c\/span\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e6Ω\u003c\/span\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e71瓦+71瓦\u003c\/span\u003e\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e8Ω\u003c\/span\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e65瓦+65瓦\u003c\/span\u003e\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"height: 57px; width: 24.362%;\" rowspan=\"3\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e48伏\/5安\u003c\/span\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e4Ω\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e120瓦+120瓦\u003c\/span\u003e\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e6Ω\u003c\/span\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e110瓦+110瓦\u003c\/span\u003e\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e8Ω\u003c\/span\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e102瓦+102瓦\u003c\/span\u003e\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\"\u003e\n\n \u003ctd style=\"height: 57px; width: 24.362%;\" rowspan=\"3\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e48伏\/10安\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e4Ω\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e250瓦+250瓦\u003c\/span\u003e\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e6Ω\u003c\/span\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e210瓦+210瓦\u003c\/span\u003e\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"height: 19px;\"\u003e\n\n\u003ctd style=\"width: 22.5934%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e8Ω\u003c\/span\u003e\n\u003c\/td\u003e\n\n\u003ctd style=\"width: 23.4775%; height: 19px;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e185瓦+185瓦\u003c\/span\u003e\n\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e包装清单\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1×T6PRO功放\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e2×JAN5725管\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e \n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1×DC 32V 电源适配器（可选）\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1×DC 48V电源适配器（可选）\u003c\/span\u003e \u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\n\n \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1×蓝牙天线\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1×用户手册\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"不带电源适配器 \/ 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Yellow","offer_id":47630782857448,"sku":"SUC-T6-PRO-Y-48V-DE","price":169.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 非盟 \/ Yellow","offer_id":47630782890216,"sku":"SUC-T6-PRO-Y-48V-AU","price":169.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 其他 \/ Yellow","offer_id":47630782922984,"sku":"SUC-T6-PRO-Y-48V","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/2_50de7eae-3cbe-4cb3-8241-a1c686cc6c8d.jpg?v=1745486199"},{"product_id":"douk-audio-a5-tpa3255-stereo-amp-hifi-audio-class-d-amplifier-high-pass-filter","title":"Douk Audio A5 TPA3255 立体声放大器 HiFi 音频 D 类放大器高通滤波器","description":"\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e特征\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv data-mind-map='[{\"type\":5,\"data\":{\"id\":\"\",\"title\":\"HiFi Sound with Adjustable High-Pass Filter: This TPA3255 amplifier features an adjustable high-pass filter (HPF) 30-200Hz to refine mid-high frequencies while minimizing low-frequency interference. Perfect for bookshelf or passive speakers, it enhances clarity and creates a dynamic soundstage ideal for home stereo and theater audio systems.\"}}\u0026lt;\/span\u0026gt;]'\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e配备可调高通滤波器的 HiFi 音效：这款 TPA3255 放大器配备可调高通滤波器 (HPF)，范围为 30-200Hz，可优化中高频，同时最大程度地减少低频干扰。它非常适合书架式扬声器或无源扬声器，能够提升清晰度，营造动态音场，是家庭立体声和影院音响系统的理想之选。 \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv data-mind-map='[{\"type\":5,\"data\":{\"id\":\"\",\"title\":\"Easy Customization with Plug-and-Play Op-Amps: Upgrade your sound effortlessly! Douk Audio A5 includes a tempered glass access panel for quick op-amp replacements, allowing audiophiles to tailor sound profiles without disassembling the unit.\"}}\u0026lt;\/span\u0026gt;]'\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e使用即插即用运算放大器轻松定制：轻松升级您的音质！Douk Audio A5 配备钢化玻璃面板，方便快速更换运算放大器，让发烧友无需拆卸设备即可定制音质。 \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv data-mind-map='[{\"type\":5,\"data\":{\"id\":\"\",\"title\":\"PFFB Technology and High-Performance PCB: Built with Post-Filter Feedback technology circuit and a 4-layer immersion gold PCB, this digital amplifier reduces distortion and improves frequency response. Enjoy unparalleled audio precision, enhanced signal integrity, and effective heat management.\"}}\u0026lt;\/span\u0026gt;]'\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e PFFB 技术和高性能 PCB：这款数字放大器采用后置滤波反馈技术电路和四层沉金 PCB，可减少失真并提升频率响应。享受无与伦比的音频精度、增强的信号完整性和高效的散热管理。 \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv data-mind-map='[{\"type\":5,\"data\":{\"id\":\"\",\"title\":\"Stunning Design for Living Rooms and Studios: Sleek and modern, the compact power amp is equipped with a transparent panel and adjustable internal LED lighting. Multiple color options create a futuristic look, adding sophistication to your home audio setup or studio.\"}}\u0026lt;\/span\u0026gt;]'\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n \u003cli\u003e惊艳设计，适用于客厅和工作室：这款紧凑型功率放大器外观时尚现代，配备透明面板和可调节的内部 LED 照明。多种颜色可选，营造出未来感十足的外观，为您的家庭音响系统或工作室增添精致感。 \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mind-map='[{\"type\":5,\"data\":{\"id\":\"\",\"title\":\"300W×2 Power with Premium Components: Powered by the TPA3255 chip and premium components, A5 delivers distortion-free audio with ultra-low THD (0.002%) which is perfectly compatible with the DAC-Q11. Whether you’re enjoying weekend movie nights, evening music sessions, or after-work relaxation, A5 can deliver exceptional sound quality.\"}}\u0026lt;\/span\u0026gt;]'\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e 300W×2 功率，配备优质元器件：A5 搭载 TPA3255 芯片和优质元器件，提供无失真音频，并具有超低 THD（0.002%），与 DAC-Q11 完美兼容。无论您是享受周末电影之夜、晚间音乐派对，还是下班后的放松，A5 都能为您带来卓越的音质。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003chr\u003e温馨提示\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003eA5 带有 2 个可插拔 NE5532 运算放大器，可以通过 2134\/2604\/5532\/2068\/muse02 等双运算放大器进行升级。\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003chr\u003e参数\u003c\/div\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e\u003cspan\u003e品牌：Douk Audio\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e型号：A5\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e音频输入：立体声 RCA\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e音频输出：香蕉扬声器插孔\/3.5mm AUX\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e高通滤波器调节范围：30Hz-200Hz\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e最大输出功率：300W*2（4Ω\u003c\/span\u003e \u003cspan\u003e）\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n \u003cli\u003e\u003cspan\u003e匹配扬声器阻抗：4-8Ω\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e总谐波失真+噪声：0.002%\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e信噪比\u003c\/span\u003e\u003cspan\u003e：\u003c\/span\u003e \u003cspan\u003e≥114dB\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e输入灵敏度：2V\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e辅助\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e额定\u003c\/span\u003e输出电平\u003cspan\u003e：3.7V\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e频率响应：20Hz-20kHz（±\u003c\/span\u003e \u003cspan\u003e0.7dB）\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e工作电压：\u003c\/span\u003e DC 24-48V\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e尺寸（宽*深*高）：95*92*50 \/ 3.74*3.62*1.97英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e包装尺寸（宽*深*高）：265*240*65毫米\/10.43*9.45*2.56英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e净重：506克\/1.12磅\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e包装重量（含32V5A电源）：1100g\/2.43lb\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e包装重量（含48V5A电源）：1200g\/2.65lb\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003chr\u003e\n\n \u003cspan\u003eA5功率输出表\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003ctable border=\"1\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e\u003cspan\u003e电源\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd\u003e\u003cspan\u003e扬声器阻抗\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd\u003e\u003cspan\u003e额定输出功率\u003c\/span\u003e\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd rowspan=\"3\"\u003e\u003cspan\u003e32伏\/5安\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd\u003e4Ω\u003c\/td\u003e\n\n\u003ctd\u003e 78瓦+78瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e6Ω\u003c\/td\u003e\n\n\u003ctd\u003e 71瓦+71瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e8Ω\u003c\/td\u003e\n\n\u003ctd\u003e 65瓦+65瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd rowspan=\"3\"\u003e\u003cspan\u003e36伏\/6安\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd\u003e4Ω\u003c\/td\u003e\n\n\u003ctd\u003e 107瓦+107瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e6Ω\u003c\/td\u003e\n\n\u003ctd\u003e 100瓦+100瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e8Ω\u003c\/td\u003e\n\n\u003ctd\u003e 94瓦+94瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd rowspan=\"3\"\u003e\u003cspan\u003e48伏\/5安\u003c\/span\u003e\u003c\/td\u003e\n\n\u003ctd\u003e4Ω\u003c\/td\u003e\n\n\u003ctd\u003e 120瓦+120瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e6Ω\u003c\/td\u003e\n\n\u003ctd\u003e 110瓦+110瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e8Ω\u003c\/td\u003e\n\n\u003ctd\u003e 102瓦+102瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd rowspan=\"3\"\u003e\n\n\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e48伏\/10安\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\n\u003c\/td\u003e\n\n\u003ctd\u003e4Ω\u003c\/td\u003e\n\n\u003ctd\u003e 250瓦+250瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e6Ω\u003c\/td\u003e\n\n\u003ctd\u003e 210瓦+210瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e8Ω\u003c\/td\u003e\n\n \u003ctd\u003e185瓦+185瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e包装清单\u003c\/div\u003e\n\n\u003cul\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* A5 功放\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* DC 32V\/5A 电源适配器（可选）\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e \u003cspan\u003e1* DC 48V\/5A 电源适配器（可选）\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e \u003cspan\u003e1*用户手册\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"配备32V\/5A电源 \/ 我们","offer_id":47038634918120,"sku":"SUC-A5-32V-US","price":89.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源 \/ 英国","offer_id":47406571225320,"sku":"SUC-A5-32V-UK","price":89.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源 \/ 欧盟","offer_id":47406571258088,"sku":"SUC-A5-32V-DE","price":89.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源 \/ 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其他","offer_id":47406571454696,"sku":"SUC-A5-48V-S","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_c512f7bf-2c6e-4b53-8779-6dce46d2356d.jpg?v=1733980976"},{"product_id":"douk-audio-e2-tube-headphone-amplifier-xlr-4-4mm-6-35mm-hifi-stereo-preamplifier","title":"Douk Audio E2 电子管耳机放大器 XLR\/4.4mm\/6.35mm HiFi 立体声前置放大器","description":"\u003cdiv style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e特征\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e强劲输出，兼容性广：E2 提供高达 2000mW 的强劲输出，搭载两颗 TPA6120 芯片，能够驱动 16Ω 至 600Ω 的耳机。它支持 XLR\/4.4mm\/6.35mm 耳机插孔，并配备 6.35mm 转 3.5mm 转接器，兼容绝大多数耳机。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n \u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e高性能前置放大器：E2 是一款功能强大的前置放大器，配备双 RCA 输入和直观的开关，让您轻松切换音频源。无论您是想将其用作耳机放大器、前置放大器，还是两者兼用，E2 都能为您提供极其灵活、动态的聆听体验。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e奢华 ECF801 电子管，成就非凡音质：E2 配备德国 Valvo ECF801 电子管，以其稀缺性和卓越品质而闻名。这款军用级电子管内部工作电压高达 175V，带来沉浸式音效，捕捉经典电子管音色的精髓。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n \u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e隽永复古的音量表和木质设计：复古风格的真空管、音量表和胡桃木面板，镶嵌在铝制外壳的外部，将自然之美与工业优雅完美融合。从家庭音响系统到专业工作室，这款惊艳之作都能提升任何空间的格调。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e可定制的运算放大器和高端组件：\u003c\/span\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003eE2 采用 LME49720 运算放大器，让您可以灵活地根据自己的喜好更换和定制声音，同时采用日本 ALPS 电位器和德国 WIMA 电容器等优质组件，确保卓越的音质和性能。\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003chr\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e温馨提示\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003c\/div\u003e\n\n \u003cdiv style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1. 由于稀缺，两个方形 Wima 电容器是从以前的设备中取出的零件。\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e2.E2的工作电压为DC 15V（≥3A），低于或高于此电压会导致性能下降或损坏。\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e3.三个耳机接口无法同时输出，请选择一个接口使用。\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e4.立体声RCA输出和耳机输出可同时工作，并且两个输出的音量\/增益同时控制。\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e5.E2采用1颗NE5532运放和1颗49720运放，其中49720运放可插拔，支持更换2604\/2134\/muses02等双运放。\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003chr\u003e \n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e参数\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e品牌：Douk Audio\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e型号：E2\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e音频输入：2组立体声RCA\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e音频输出：立体声 RCA\/4 针 XLR\u0026amp;4.4mm\u0026amp;6.35mm 耳机插孔\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e频率响应：20Hz-20kHz（±0.5dB）\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e总谐波失真+噪声：0.02%\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e信噪比：≥110dB\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e匹配耳机阻抗：16-600Ω\u003c\/span\u003e\u003c\/li\u003e\n\n \u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e耳机输出功率：低增益(L):0.55W 高增益(H):2W\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003eRCA输出电平：低增益(L):4.3V 高增益(H):8.4V\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e输入灵敏度：2V\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e工作电压：DC 15V\/≥3A\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e尺寸（宽*深*高）：95*92*50毫米\/3.74*3.62*1.97英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e包装尺寸（宽*深*高）：280*230*110mm \/ 11.02*9.05*4.33英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e净重：1.17千克\/2.58磅\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e包装重量：1.6千克\/3.53磅\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003chr\u003e \n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e包装清单\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cul\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1* E2 耳机放大器\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\n\n\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e2* ECF801 电子管\u003c\/span\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e \u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1* DC 15V 电源适配器\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1* 6.35mm 至 3.5mm 适配器\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\u003cspan style=\"font-family: 'times new roman', times; font-size: 14pt;\"\u003e1*用户手册\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"我们","offer_id":47406458962152,"sku":"SUC-E2-US","price":219.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47406458994920,"sku":"SUC-E2-UK","price":219.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47406459027688,"sku":"SUC-E2-DE","price":219.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47406459060456,"sku":"SUC-E2-AU","price":219.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47406459093224,"sku":"SUC-E2","price":219.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_0c103343-73aa-440a-bf3b-766a64b8d1d7.jpg?v=1735118296"},{"product_id":"douk-audio-a5-pro-tpa3255-bluetooth-amplifier-hifi-class-d-stereo-audio-amp","title":"Douk Audio A5 PRO TPA3255 蓝牙放大器 HiFi D 类立体声音频放大器","description":"\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e特征\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e升级功能，用途多样\u003c\/span\u003e：A5 PRO 在 A5 的基础上，升级了蓝牙 5.1 连接，并配有重置按钮、低音和高音旋钮，可实现精准\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e音调\u003c\/span\u003e调节和耳机输出。它提供清晰、强劲的音频\u003cspan\u003e，\u003c\/span\u003e非常适合从卧室电影到\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e桌面\u003c\/span\u003e设置。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n \u003cli\u003e使用即插即用运算放大器轻松定制：轻松升级您的音质！Douk Audio A5 \u003cspan\u003ePRO\u003c\/span\u003e配备钢化玻璃面板，可快速更换运算放大器，让发烧友无需拆卸设备即可定制音质。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e PFFB 技术和高性能 PCB：这款数字放大器采用后置滤波反馈技术电路和四层沉金 PCB，可减少失真并提升频率响应。享受无与伦比的音频精度、增强的信号完整性和高效的散热管理。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e惊艳设计，适用于客厅和工作室：这款紧凑型功率放大器外观时尚现代，配备透明面板和可调节的内部 LED 照明。多种颜色可选，营造出未来感十足的外观，为您的家庭音响系统或工作室增添精致感。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cspan\u003e强劲输出：A5 PRO 采用 TPA3255 芯片，最大输出功率为 300W\u003c\/span\u003e \u003cspan\u003e×\u003c\/span\u003e \u003cspan\u003e2，非常适合驱动高功率系统；此外，其 500mW@32Ω\u003c\/span\u003e输出功率\u003cspan\u003e，可带来细腻、动感的耳机聆听体验。\u003c\/span\u003e\u003cspan\u003e此外，它还配备了 Rubycon\/WIMA 电容等优质元件，\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e确保书架式扬声器和其他设备的最佳性能。 \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003chr\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e温馨提示\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003cdiv\u003e1. A5\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003ePRO\u003c\/span\u003e带有 2 个可插拔 NE5532 运算放大器，可以通过 2134\/2604\/5532\/2068\/muse02 等双运算放大器进行升级。\u003c\/div\u003e\n\n\u003cdiv\u003e \u003cspan\u003e2.扬声器输出、AUX和3.5mm耳机插孔输出可同时工作，并且三个输出的音量\/高音\/低音同时控制。\u003c\/span\u003e \u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003chr\u003e\n\n\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e特征\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cul style=\"text-align: left;\"\u003e\n\n\u003cli\u003e\u003cspan\u003e品牌：Douk Audio\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e型号：A5 PRO\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e音频输入：蓝牙\/立体声 RCA\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e音频输出：香蕉扬声器插孔\/AUX\/3.5mm耳机插孔\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e耳机输出功率：500mW\/32Ω\u003c\/span\u003e\u003c\/li\u003e\n\n \u003cli\u003e\u003cspan\u003e匹配耳机阻抗：16-600Ω\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e最大输出功率：300W*2（4Ω）\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e匹配扬声器阻抗：4-8Ω\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e频率响应：20Hz-20KHz（±1dB）\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e总谐波失真+噪声：0.003%\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e信噪比：≥113dB\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e低音\/高音范围：±6dB\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e蓝牙版本：5.1\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan\u003eRCA输入灵敏度：2V\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan\u003eAUX额定输出电平：3.7V\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e工作电压：DC 24-48V\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e尺寸（宽*深*高）：130*112*33毫米\/5.12*4.41*1.30英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e包装尺寸（宽*深*高）：265*240*65毫米\/10.43*9.45*2.56英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e净重：525克\/1.16磅\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e包装重量：1.2千克\/2.65磅\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003eA5 PRO功率输出表\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ctable style=\"margin-left: 0px; margin-right: auto;\" border=\"1\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e电源\u003c\/td\u003e\n\n\u003ctd\u003e扬声器阻抗\u003c\/td\u003e\n\n\u003ctd\u003e额定输出功率\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd rowspan=\"3\"\u003e32伏\/5安\u003c\/td\u003e\n\n\u003ctd\u003e4Ω\u003c\/td\u003e\n\n\u003ctd\u003e 78瓦+78瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e6Ω\u003c\/td\u003e\n\n\u003ctd\u003e 71瓦+71瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e8Ω\u003c\/td\u003e\n\n\u003ctd\u003e 65瓦+65瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd rowspan=\"3\"\u003e36伏\/6安\u003c\/td\u003e\n\n\u003ctd\u003e4Ω\u003c\/td\u003e\n\n\u003ctd\u003e 107瓦+107瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e6Ω\u003c\/td\u003e\n\n\u003ctd\u003e 100瓦+100瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e8Ω\u003c\/td\u003e\n\n\u003ctd\u003e 94瓦+94瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd rowspan=\"3\"\u003e48伏\/5安\u003c\/td\u003e\n\n\u003ctd\u003e4Ω\u003c\/td\u003e\n\n\u003ctd\u003e 120瓦+120瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e6Ω\u003c\/td\u003e\n\n\u003ctd\u003e 110瓦+110瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e8Ω\u003c\/td\u003e\n\n\u003ctd\u003e 102瓦+102瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd rowspan=\"3\"\u003e\n\n\u003cbr\u003e48伏\/10安\u003cbr\u003e\u003cbr\u003e\n\n\u003c\/td\u003e\n\n\u003ctd\u003e4Ω\u003c\/td\u003e\n\n\u003ctd\u003e 250瓦+250瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e6Ω\u003c\/td\u003e\n\n\u003ctd\u003e 210瓦+210瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003e8Ω\u003c\/td\u003e\n\n\u003ctd\u003e 185瓦+185瓦\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\u003cp style=\"text-align: left;\"\u003e\u003c\/p\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003chr\u003e\n\n\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e包装清单\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cul\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* A5 PRO 功放\u003c\/span\u003e\u003c\/li\u003e\n\n \u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* DC 32V\/5A 电源适配器\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* 蓝牙天线\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1*用户手册\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"配备32V\/5A电源适配器 \/ 我们","offer_id":47198645092584,"sku":"SUC-A5-PRO-32V-US","price":114.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源适配器 \/ 英国","offer_id":47406404370664,"sku":"SUC-A5-PRO-32V-UK","price":114.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源适配器 \/ 欧盟","offer_id":47406404403432,"sku":"SUC-A5-PRO-32V-DE","price":114.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源适配器 \/ 非盟","offer_id":47406404436200,"sku":"SUC-A5-PRO-32V-AU","price":114.99,"currency_code":"USD","in_stock":true},{"title":"配备32V\/5A电源适配器 \/ 其他","offer_id":47406404468968,"sku":"SUC-A5-PRO-32V","price":114.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 我们","offer_id":47198645125352,"sku":"SUC-A5-PRO-48V-S-US","price":134.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 英国","offer_id":47406404501736,"sku":"SUC-A5-PRO-48V-S-UK","price":134.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 欧盟","offer_id":47406404534504,"sku":"SUC-A5-PRO-48V-S-DE","price":134.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 非盟","offer_id":47406404567272,"sku":"SUC-A5-PRO-48V-S-AU","price":134.99,"currency_code":"USD","in_stock":true},{"title":"配备48V\/5A电源适配器 \/ 其他","offer_id":47406404600040,"sku":"SUC-A5-PRO-48V-S","price":134.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/SUC-A5-PRO_1.jpg?v=1740377698"},{"product_id":"douk-audio-tube-t5c-mini-stereo-tube-preamp-4-way-audio-selector-splitter-headphone-amp-w-vu-meter","title":"Douk Audio TUBE-T5C 迷你立体声电子管前置放大器 4 路音频选择器分配器耳机放大器带音量表","description":"\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e特征\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e优化的电子管放大电路：\u003c\/span\u003e\u003cspan\u003e采用带金属屏蔽的独立电源供电，有效降低干扰，带来更清晰、更稳定的音频信号。电子管在 180V 升压下工作，最大程度地提升性能，带来饱满、动态的音效。\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cspan\u003e4路音频选择器和分配器：\u003c\/span\u003e\u003cspan\u003e支持最多4个RCA输入，轻松连接CD播放器、DAC、流媒体播放器和蓝光播放器等。输入切换器可实现多设备间的无缝切换，无需频繁更换电源。双输出支持同步输出，可连接两台功放或两套有源音箱。\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e复古音量表和内置电子管：\u003c\/span\u003e\u003cspan\u003e优雅的音量表搭配发光电子管，带来隽永的复古美感。可调节的内置 RGB 灯光进一步提升了氛围。无论是在录音室还是舒适的聆听空间，都能营造沉浸式的聆听体验。\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \n\u003cspan\u003e耳机输出和音调控制：\u003c\/span\u003e\u003cspan\u003e集成耳机插孔，可在 32Ω 阻抗下提供高达 500mW 的功率，确保为各种耳机提供充足的驱动力。此外，可调节的低音和高音控制可精确调节音调，让您根据不同的耳机和音频设置自定义音效。\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003e轻松升级运算放大器和电子管：\u003c\/span\u003e\u003cspan\u003e可插拔插座设计，可轻松定制，方便用户更换运算放大器和电子管，提升灵活性。升级到更高端的组件，提升音质，提升您的聆听体验。\u003c\/span\u003e \n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003chr\u003e\n\n\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e温馨提示\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003cdiv\u003e\u003cspan\u003e1. 所有输出同时工作。音量\/高音\/低音同时控制。\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv\u003e \u003cspan\u003e2. 如果 VU 表指针没有明显移动，请调高低音和主音量。\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e \u003cspan\u003e3. 需要 10 秒预热；电子管激活期间音频会延迟。\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e \n\u003cspan\u003e4.\u003c\/span\u003e \u003cspan\u003eTUBE-T5C 带有 1 个可插拔 NE5532 运算放大器，可以通过 2134\/2604\/5532\/2068\/muse02 等双运算放大器进行升级。\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n \u003cspan\u003e5.标配一只ECC83电子管，可直接替换PSVANE 12AX7-S和曙光12AX7B \/ 7025 \/ 12AX7等。\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e6.内部电压较高，更换运算放大器和电子管前，请先关闭TUBE-T5C，并避免内部掉落任何物品。\u003c\/span\u003e \n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003chr\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e参数\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\u003cspan\u003e品牌：Nobsound\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e型号：TUBE-T5C\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e音频输入：4组RCA\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e音频输出：2组RCA\/3.5mm耳机接口\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e输入灵敏度：0.775V\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e额定输出电平：2V\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e频率响应：20Hz-20KHz（±0.8dB）\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e总谐波失真+噪声：0.06%\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e信噪比：≥107dB\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e低音\/高音范围：±6dB\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e耳机输出功率：500mW\/32Ω\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e匹配耳机阻抗：16-600Ω\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e工作电压：DC12V\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e尺寸（宽*深*高）：152*92*85毫米\/5.98*3.62*3.35英寸\u003c\/span\u003e\u003c\/li\u003e\n\n \u003cli\u003e\u003cspan\u003e包装尺寸（宽*深*高）：285*155*110毫米\/11.22*6.10*4.33英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e净重：827克\/1.82磅\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003e包装重量：1.10千克\/2.42磅\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003chr\u003e\n\n\u003cspan\u003e\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e包装清单\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cul\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* TUBE-T5C 前置放大器\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* DC 12V 电源适配器\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* 六角扳手\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"我们","offer_id":47406467383528,"sku":"SUC-TUBE-T5C-US","price":109.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47406467416296,"sku":"SUC-TUBE-T5C-UK","price":109.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47406467449064,"sku":"SUC-TUBE-T5C-DE","price":109.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47406467481832,"sku":"SUC-TUBE-T5C-AU","price":109.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47406467514600,"sku":"SUC-TUBE-T5C","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/b8230117d6358065dd6cc75f562bea3d.jpg?v=1747795184"},{"product_id":"nobsound-p10-pro-portable-tube-headphone-amplifier","title":"Nobsound P10 PRO HiFi Portable Tube Headphone Amplifier","description":"\u003cdiv\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli data-start=\"78\" data-end=\"127\"\u003e\u003cspan\u003ePortable HiFi Sound: Driven by batteries, P10-PRO features Raytheon JAN6418 direct-heating tubes to deliver rich, warm tube sound. Whether you’re traveling, commuting, or relaxing at home, it pairs effortlessly with your phone, laptop, computers etc. and provides exceptional headphone performance anytime, anywhere.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-start=\"476\" data-end=\"512\"\u003e\u003cspan\u003eWorry-Free Battery Life: Enjoy up to\u003cstrong\u003e \u003c\/strong\u003e8-10 hours of uninterrupted music with two\u003cstrong\u003e \u003c\/strong\u003e600mAh lithium batteries. The P10-PRO supports USB-C charging, allowing you to recharge while listening. When powered off, it fully recharges in just 2.5-3 hours. With the replaceable battery design, you have the option to swap batteries for extended use.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-start=\"1511\" data-end=\"1570\"\u003e\u003cspan\u003eCustomizable Tubes \u0026amp; Op-Amps: Unlock the true potential of P10-PRO with swappable tubes and op-amps. Start with the original JAN6418 tubes and NE5532 op-amp, then explore upgrades for more possibilities. Enjoy a personalized audiophile experience tailored to your tastes.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-start=\"1511\" data-end=\"1570\"\u003e\u003cspan\u003eVisible Top Window: Admire the mesmerizing glow of the JAN6418 tubes through the top window. See the tubes and op-amps in action, adding a touch of style to your audio setup. It not only enhances the aesthetic appeal but also offers insight into the components that shape your premium audio experience.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-start=\"1511\" data-end=\"1570\"\u003e\u003cspan\u003eBuilt for Durability and Convenience: Equipped with WIMA capacitors and a CNC-machined aluminum chassis, the P10-PRO is built to last. Also comes with clear battery status and thoughtful accessories including cables, rubber bands, and a screwdriver—ready for quick setup and hassle-free operation.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: Why does the P10 make a noise when powered on\u003c\/strong\u003e\u003cstrong\u003e\/off\u003c\/strong\u003e\u003cstrong\u003e or \u003c\/strong\u003e\u003cstrong\u003eshocke\u003c\/strong\u003e\u003cstrong\u003ed?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eA:\u003c\/strong\u003e JAN6418 are directly heated tubes. During power-on\/off or physical shock\/tap\/vibration, a \"wing~~~\" noise may occur for 25-35 seconds, which is normal and will fade as the tube stabilizes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: What kind of charger should I use?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Please use a standard 5V DC power supply. Avoid fast chargers to prevent damage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: Can I replace the batteries with different brands or models?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. Always use two batteries of the same brand, model, and capacity to avoid malfunctions or safety risks.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: \u003c\/strong\u003e\u003cstrong\u003eIs there a temperature requirement for use?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eA:\u003c\/strong\u003e 8°C to 50°C (46°F to 122°F). Avoid extreme temperatures to ensure proper charging and performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: \u003c\/strong\u003e\u003cstrong\u003eI\u003c\/strong\u003e\u003cstrong\u003ef I won’t use the P10 for a while\u003c\/strong\u003e\u003cstrong\u003e, should I remove the batteries?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: \u003c\/strong\u003e\u003cstrong\u003eCan I replace the tubes\u003c\/strong\u003e\u003cstrong\u003e?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. The default Raytheon JAN6418 tubes can be replaced with CK6418 or CK548DX. Remove glue from the pins before replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: Can I upgrade the op-amp?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. The default NE5532 can be upgraded to dual op-amps like JRC4558, JRC4556, OPA2604, OPA2111, or MUSES02.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBrand: Nobsound\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModel: P10-PRO\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio input: 3.5mm AUX\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio output: 3.5mm headphone jack\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutput power: 170mW@32Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency response: 20Hz-20KHz  \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTHD: \u0026lt;0.1%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSNR: 75dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGain: 12dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMax. input level: 1.0Vrms\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMax. output level: 2.5Vrms\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMatched headphone impedance: 16-200Ω\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorking mode: Vacuum tube + Op-amp hybrid\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower supply: 2 × 14500 Li-ion batteries (3.7V, 600mAh each, total 1200mAh)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBattery life: 8–10 hours (varies with volume level used)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBattery indicator display: 5-level (0% \/ 25% \/ 50% \/ 75% \/ 100%)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorking temperature: 8-50℃\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInput voltage: DC 5V\/≥1A\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions (W*D*H): 120*75*18mm \/ 4.72*2.95*0.71in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage dimensions (W*D*H): 195*120*65mm \/ 7.68*4.72*2.56in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet weight: 252g \/ 0.55lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 400g \/ 0.88lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003ePacking list\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1* P10-PRO Headphone Amp\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* 3.5mm Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Type-C Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2* Rubber Band\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Screwdriver\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47612155789544,"sku":"XX-P10-PRO-US","price":109.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47612155822312,"sku":"XX-P10-PRO-UK","price":109.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47612155855080,"sku":"XX-P10-PRO-DE","price":109.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47612155887848,"sku":"XX-P10-PRO-AU","price":109.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47612155920616,"sku":"XX-P10-PRO","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/10_3a854944-2eaf-43a8-a986-1876406a1b4e.jpg?v=1755679321"},{"product_id":"nobsound-da3-hifi-bluetooth-tube-power-amplifier-with-coax-opt-usb-in","title":"Nobsound DA3 HIFI Bluetooth Tube Power Amplifier with COAX\/OPT\/USB IN","description":"\u003cdiv\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVersatile Connectivity: In addition to standard RCA inputs and speaker outputs, the DA3 offers Bluetooth connection, USB lossless playback, optical\/coaxial inputs, a PRE OUT for active subwoofers, and a 3.5mm headphone output for broad device compatibility. \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eWarm Tube Sound: Featuring two Beijing 6J1 tubes in the preamp stage, the DA3 delivers a rich, smooth, and warm sound. The tube design adds a subtle harmonic richness that makes vocals sound natural and detailed.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCustomizable Sound Tuning: Fine-tune your audio with independent treble\/bass adjustments, allowing you to customize your listening experience and achieve the perfect sound balance for any genre.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMore Convenient Designs: Features like intuitive buttons, a dedicated input switch, and an input indicator light make operation effortless. Dual RCA inputs provide flexibility for connecting and comparing multiple devices.  \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePremium Components: Built with discrete circuit and high-end components, including four 2200uF 35V electrolytic capacitors and a 90W high-power transformer, the DA3 ensures clean, stable power delivery, making it an ideal choice for audiophiles.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBrand: Nobsound\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModel: DA3\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio input: Bluetooth \/ Stereo RCA \/ Coaxial \/ Optical \/ U-disk\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio output: Banana speaker jacks \/ Stereo RCA \/ 3.5mm headphone jack\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTube model: 2*6J1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRated output impedance: 4Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRated output power: 35W*2@4Ω \/ 25W*2@8Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency response: 60Hz-20KHz (±3dB)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSNR: 70dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTHD: 1%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRCA input sensitivity: 500mV\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMax storage of U-disk: 128G\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupported formats of U-disk: FLAC \/ APE \/ MP2 \/ MP3 \/ WMA \/ AAC \/ MP4 \/ M4A \/ WAV\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInput voltage: AC 110V \/ 220V IN\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions (W*D*H): 170*259*147mm \/ 6.69*10.20*5.79in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet weight: 3kg \/ 6.61lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 3.5kg \/ 7.72lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cspan\u003ePacking list\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1* Tube Amplifier\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Bluetooth Antenna\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47640667324648,"sku":"DZ104-US","price":189.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47640667357416,"sku":"DZ104-UK","price":189.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47640667390184,"sku":"DZ104-DE","price":189.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47640667422952,"sku":"DZ104-AU","price":189.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47640667455720,"sku":"DZ104","price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/3_d6a6d59e-116c-484d-bfd4-1f8bf257a330.jpg?v=1756696517"},{"product_id":"douk-audio-q100-ak4499-ak4191-fully-balanced-desktop-dac-dsd512","title":"Douk Audio Q100 AK4499+AK4191 Fully Balanced Desktop DAC DSD512","description":"\u003cdiv\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFlagship DAC for Audiophiles: Featuring the premium AK4499EX + AK4191 DAC chips, aided by XU316 and QCC5125, Q100 unlocks high-resolution music in stunning detail. Supports up to PCM 768kHz\/32bit and DSD512 for an uncompromised listening experience.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eVersatile Inputs for Any Digital Source: Supports USB-C, AES, Optical, Coaxial, and Bluetooth 5.1 with LDAC, aptX-HD support. Whether you’re connecting a PC, music streamer, CD player, TV, or phone, Q100 adapts to your audio setup with unmatched clarity and compatibility.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBalanced Output for Pure HiFi Sound: Offers both balanced XLR and single-ended RCA outputs, ensuring precise stereo imaging and dynamic performance. Enjoy every detail with SNR≥124dB and THD+N at 0.0002%, built for demanding audiophiles seeking ultra-transparent sound.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eUAC Switch for Ultimate Flexibility: Enjoy broad USB compatibility. UAC1.0 ensures plug-and-play with PS5, Switch, and legacy systems; UAC2.0 unlocks high-res playback for uncompromised audio. Ideal for gaming, music, and professional use.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eUser-Centric Design with Smart Controls: Includes diverse filter modes to fine-tune sound texture and detail, 12V trigger for synchronized power on\/off, OLED screen displaying real-time status, Bluetooth reset and full remote control. A truly refined desktop DAC with thoughtful usability.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eQ: Which systems require driver installation?\u003cbr\u003eA: UAC1.0: Driver-free on all systems.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e     UAC2.0: Windows 7\/8 require drivers. Windows 10\/11 are driver-free for PCM, but need drivers for DSD. MacOS and Linux are driver-free.  \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eQ: Q100 can't work with my phone via USB, is a driver required?\u003cbr\u003eA: No, it's drive-free. Please use the supplied OTG-compatible USB cable and ensure the phone support OTG. On some phones, you may need to enable OTG in settings. For iPhones\/iPads with a Lightning port, a high-current camera kit is required.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eQ: Do the XLR and RCA outputs work simultaneously, and is the volume synchronized?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eA: Yes, both outputs work at the same time, with volume control applied to both simultaneously.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan\u003eQ: What op-amps are used, and can they be replaced?\u003cbr data-end=\"86\" data-start=\"83\"\u003eA: The Q100 uses five OPA1612 surface-mount op-amps, which are soldered directly onto the board and cannot be replaced or swapped out. \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eQ: Which functions can only be controlled via the remote control?\u003cbr data-end=\"1206\" data-start=\"1203\"\u003eA: Only clearing Bluetooth pairing and UAC1.0\/2.0 switching must require the remote; all other functions can be operated from the panel.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003eQ: Does switching UAC mode require restarting the Q100?\u003c\/div\u003e\n\u003cdiv\u003eA:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eUsually no restart is required. For a small number of computers the USB cable may need to be reconnected.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eQ: Does the remote control come with batteries?\u003cbr\u003eA: For safer and faster delivery, the remote control may not include batteries (AAA*2). Please prepare batteries yourself.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBrand: Douk Audio\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModel: Q100\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio input: Bluetooth 5.1\/USB-C\/Coaxial\/Optical\/AES\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio output: XLR\/RCA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChipset: AK4499+AK4191+QCC5125+XU316+OPA1612\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBluetooth supported codecs: SBC\/AAC\/aptX\/aptX-HD\/LDAC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMax sampling rate supported:\u003cbr\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eUSB input: PCM 768kHz\/32bit, DSD512 (native), DSD256 (DoP)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCoaxial\/Optical input: PCM 192kHz\/24bit, DSD64 (DoP)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAES input: 192kHz\/24bit\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency response: 20Hz-20KHz (±0.1dB)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSNR: ≥124dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTHD+N: 0.0002%@1kHz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMax output level: RCA:2.3V; XLR:4.5V\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUSB compatible operating systems: Windows 7\/8\/10\/11, macOS, Linux, Android, iOS \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFilter modes: \u003c\/span\u003e\u003cspan\u003ePCM:6 modes, \u003c\/span\u003e\u003cspan\u003eDSD:2 modes\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrightness of display screen: 10-100%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eScreen display time: 15s\/30s\/solid on\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorking voltage: Adaptive AC 100-130V \/ 200-240V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions (W*D*H): 228*170*46mm \/ 8.98*6.69*1.81in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage dimensions (W*D*H): 400*230*80mm \/ 15.74*9.05*3.15in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet weight: 1.73kg \/ 3.81lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 3.0kg \/ 6.611b\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003ePacking List\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1* Q100 DAC\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Bluetooth Antenna\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Remote Control\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Power Cord\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* USB-A\/C to USB-C Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Optical Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47679411486952,"sku":"SUC-Q100-US","price":499.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47679411519720,"sku":"SUC-Q100-UK","price":549.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47679411552488,"sku":"SUC-Q100-DE","price":499.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47679411585256,"sku":"SUC-Q100-AU","price":549.99,"currency_code":"USD","in_stock":true},{"title":"China","offer_id":47679411618024,"sku":"SUC-Q100","price":549.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_ad01d96f-c045-4acf-bd3f-2b8fc2dd8241.jpg?v=1757923630"},{"product_id":"douk-audio-vu360-retro-analog-vu-meter-music-spectrum-for-home-office-gift","title":"Douk Audio VU360 Special Analog VU Meter Music Spectrum Visualizer","description":"\u003cdiv\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eExclusive Analog VU Meter: Featuring an oversized visual display with unique dual-needle, the VU360 is expertly crafted to offer exceptional clarity and vivid detail. Blending retro charm with modern tech, it adds a captivating focal point to any desk or living space.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDual Inputs for Ultimate Convenience: Provides both a sensitive built-in microphone for wire-free convenience and line input for a direct connection to your audio source. Works flexibly in any scenario, instantly transforming game audio, music, and movies into a dynamic show. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eRich Colors to Match Your Setup: The Yellow version offers 4 color families (red, orange, yellow, green), each with 5 colors, and the White version has broader 7 color families (red, orange, yellow, green, cyan, blue, purple), each with 2-3 colors. Choose the perfect match for your style and ambiance.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePrecision Control for Perfect Sync: Fine-tune your visual experience with intuitive controls. Effortlessly adjust color, brightness, gain, and sensitivity, creating the ideal atmosphere for your audio, from quiet ambient tracks to explosive gaming soundscapes.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eRefined Gift for Every Occasion: Housed in a sturdy metal casing for a premium feel, the VU360 comes in an exquisite gift box, making it an ideal present for music enthusiasts, gamers, or lovers of stylish, retro-inspired decor. Perfect for Birthdays, Christmas, Valentine's Day, and more.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eQ: What's the difference between the two versions of the VU360?\u003cbr\u003eA: Please note: The VU360 is a visualizer, not a speaker, and does not play music. The yellow version supports 4 color families, each offering 5 adjustable color variations. The white version covers 7 color families with 2 to 3 color variations available for each.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eQ: What kind of power supply should I prepare?\u003cbr\u003eA: Please use a DC 5V power supply with at least 1A output. Higher voltage may cause damage, while insufficient current may affect performance.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eQ: Can I track my sensitivity or gain adjustments?\u003c\/span\u003e\u003cbr data-start=\"98\" data-end=\"101\"\u003e\u003cspan\u003eA: Yes, the indicator lights can show your progress: The left light stays solid at the minimum value. As you increase the value, the lights light up sequentially. When all three lights are solid, it indicates the maximum level.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eQ: Why do the left and right needles respond differently?\u003cbr\u003eA: The inconsistency in the left and right needles is a normal phenomenon caused by differences in the stereo balance of different songs. It does not indicate a malfunction of the VU360.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003eQ: Why is the VU360 meter needle barely moving when connected to a turntable?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eA: The turntable's output signal is typically too weak and requires amplification via a phono preamp. The VU360 is designed for standard line-level signals, such as those from CD players, computers, or phones.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBrand: Douk Audio\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModel: VU360\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVU meter version: Yellow \/ White (Optional) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio input: 3.5mm AUX \/ Microphone pickup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio output: 3.5mm AUX\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNumber of channels: 2.0\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBacklight color: Single-color \/ Multi-color\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrightness adjustment: 8-level\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGain adjustment: Supported\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSensitivity adjustment: Supported\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVU meter diameter: 75mm \/ 2.95in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInput voltage: DC 5V \/ ≥1A\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower interface: USB-C\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions (W*D*H): 105*105*70mm \/ 4.13*4.13*2.76in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage dimensions (W*D*H): 204*153*102mm \/ 8.03*6.02*4.01in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet weight: 618g \/ 1.36lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 1.0kg \/ 1.10lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003ePacking List\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1* VU360\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Type-C Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"Yellow \/ US","offer_id":47743725994216,"sku":"SUC-VU360-Y-US","price":99.99,"currency_code":"USD","in_stock":true},{"title":"Yellow \/ UK","offer_id":47743726026984,"sku":"SUC-VU360-Y-UK","price":99.99,"currency_code":"USD","in_stock":true},{"title":"Yellow \/ EU","offer_id":47743726059752,"sku":"SUC-VU360-Y-DE","price":99.99,"currency_code":"USD","in_stock":true},{"title":"Yellow \/ AU","offer_id":47743726092520,"sku":"SUC-VU360-Y-AU","price":99.99,"currency_code":"USD","in_stock":true},{"title":"Yellow \/ China","offer_id":47743726125288,"sku":"SUC-VU360-Y","price":99.99,"currency_code":"USD","in_stock":true},{"title":"White \/ US","offer_id":47747888087272,"sku":"SUC-VU360-W-US","price":99.99,"currency_code":"USD","in_stock":true},{"title":"White \/ UK","offer_id":47747888120040,"sku":"SUC-VU360-W-UK","price":99.99,"currency_code":"USD","in_stock":true},{"title":"White \/ EU","offer_id":47747888152808,"sku":"SUC-VU360-W-DE","price":99.99,"currency_code":"USD","in_stock":true},{"title":"White \/ AU","offer_id":47747888185576,"sku":"SUC-VU360-W-AU","price":99.99,"currency_code":"USD","in_stock":true},{"title":"White \/ China","offer_id":47747888218344,"sku":"SUC-VU360-W","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_74ecd132-66b5-4972-a0ff-62951bb71044.jpg?v=1760577236"},{"product_id":"nobsound-p10-mini-hifi-audio-stereo-headphone-amplifier","title":"Nobsound P10 Mini Headphone Amplifier HiFi Stereo Preamp","description":"\u003cdiv\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003ePowerful Output for All Headphones:\u003cstrong data-end=\"271\" data-start=\"230\"\u003e \u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003eDelivers up to 1100mW@32Ω output to drive 24–600Ω headsets with ease. Ideal for both sensitive IEMs and demanding over-ears, ensuring clear, rich, and dynamic audio performance.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFlexible I\/O for Wide Compatibility: Supports stereo RCA and 3.5mm AUX inputs, plus 6.35mm and 3.5mm headphone outputs. Easily connect DACs, PCs, phones, CD players. The 3.5mm output can also serve as a preamp output for amplifiers or active speakers.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eHigh-Voltage Circuit for Purer Sound:\u003c\/span\u003e\u003cstrong data-end=\"653\" data-start=\"610\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003eBuilt-in 30V voltage boost enhances headroom, reduces distortion, and improves dynamics. Enjoy purer sound with greater detail and smoother transients—perfect for HiFi and studio listening. \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSwap Op-Amps for Custom Sound: Comes with dual NE5532 op-amps in pluggable sockets. Fine-tune the sound signature to your liking, ideal for audiophiles, DIY enthusiasts, or anyone exploring different tones. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCompact Build, Big Performance: Built with a mini aluminum enclosure, the P10 blends seamlessly into any desktop audio setup. With an included power adapter, it offers stable performance and clean output.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eWarm tips\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e1. Please use the supplied DC 5V\/2A power adapter to ensure optimal performance of the P10. If using other power supply, make sure it provides at least 1A current. Otherwise, the P10 may not function properly. \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e2. The RCA and AUX inputs, as well as the 3.5mm and 6.35mm outputs, work at the same time. Please don’t connect the two inputs at the same time, or else audio signals will be mixed.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e3. P10 adopts 2PCS pluggable NE5532 op-amps, which can be upgraded by LME49720NA-DIP-8 or any other dual op-amp in an 8-pin package with an output current exceeding 50mA.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e4. P10 can easily drive all headphones even with high-impedance such as HD580\/HD600\/HD650\/K701\/K702\/Q701\/DT880\/T70\/T90\/SR225\/SR325\/RS1e etc.\u003c\/span\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eParameters\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli data-end=\"1965\" data-start=\"1626\"\u003e\u003cspan\u003eBrand: Nobsound \u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-end=\"1965\" data-start=\"1626\"\u003e\u003cspan\u003eModel: P10\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-end=\"1965\" data-start=\"1626\"\u003e\u003cspan\u003eAudio input: Stereo RCA\/3.5mm AUX\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-end=\"1965\" data-start=\"1626\"\u003e\u003cspan\u003eAudio output: 3.5mm\/6.35mm headphone jack\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-end=\"1965\" data-start=\"1626\"\u003e\u003cspan\u003eOutput power: ≥1100mW (32Ω)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-end=\"1965\" data-start=\"1626\"\u003e\u003cspan\u003eMatched headphone impedance: 24-600Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency response: 20-30KHz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSNR: ≥ 110dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutput voltage swing: 30V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInput voltage: DC 5V\/≥ 1A (5.5*2.5mm)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions (W*D*H): 78*82*32mm \/ 3.07*3.23*1.26in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage dimensions (W*D*H): 135*85*90mm \/ 5.31*3.34*3.54in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet weight: 210g \/ 0.46lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 400g \/ 0.88lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cdiv\u003e\u003cspan\u003ePacking list\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1* P10 Headphone Amp\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* DC 5V Power Adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47751464616168,"sku":"XZ-P10-US","price":39.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47751464648936,"sku":"XZ-P10-UK","price":39.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47751464681704,"sku":"XZ-P10-DE","price":39.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47751464714472,"sku":"XZ-P10-AU","price":39.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47751464747240,"sku":"XZ-P10","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_091fd387-0280-4ee0-9fb2-426aa4589903.jpg?v=1760938965"}],"url":"https:\/\/doukaudibestseller.com\/zh\/collections\/20-%e6%8a%98%e6%89%a3.oembed","provider":"Douk Audio","version":"1.0","type":"link"}