{"title":"音频配件","description":"","products":[{"product_id":"nobsound-stb-02-aluminum-record-clamp-turntable-weight-disc-stabilizer-420g","title":"Nobsound STB-02 铝制唱片重量夹，适用于黑胶唱片机转盘光盘稳定器","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eNobsound STB-02 高品质唱片稳定器是保持唱片稳定性并提升音质的理想之选。钢琴音色变得晶莹剔透，中音充满活力，人声也更加真实动听。\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描述\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e品牌：Nobsound\/Douk Audio\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e型号：STB-02\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e颜色：黑色\/红色\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e材质：铝\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e表面工艺：氧化处理、激光雕刻\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e直径：80毫米\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e高度：40毫米\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e主轴孔直径：7.2毫米\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e重量：460克\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003chr data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cstrong\u003e特征\u003c\/strong\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e符合人体工程学的形状提供轻松无事故的操作，精密的制造和精致的表面使其非常耐用\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减少共振、振动，提升音质。内含柔软底垫，保护LP唱片封套。随附保护性便携盒。\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采用优质非磁性铝制成，主轴孔适合大多数现有转盘\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对于共振振动，稳定转速，显著降低本底噪声，提供纯净信号检索，提供逼真的声音再现\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完美完成且平衡，改善立体声图像和聚焦，稳定声音图像，在从 LP 刻录高质量 CD 时提供改进的信号\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\u003chr data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cstrong\u003e套餐包括\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\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1 × STB-02 记录稳定器\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"黑色的","offer_id":43055305294056,"sku":"DZ053H","price":29.99,"currency_code":"USD","in_stock":true},{"title":"红色的","offer_id":43055305326824,"sku":"DZ053R","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/DZ053H_10.jpg?v=1652245607"},{"product_id":"nobsound-turntable-disc-stabilizer-record-weight-clamp-for-lp-vinyl-players","title":"Nobsound STB-01 唱片配重\/夹，适用于 LP 黑胶唱片机唱盘稳定器","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003e特征\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e用于共振，稳定转速\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e显著降低本底噪声\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e提供纯信号检索\u003c\/span\u003e\u003c\/li\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e提供逼真的声音再现\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e改善立体声和聚焦，稳定声像\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e从 LP 刻录高质量 CD 时提供更好的信号\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\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参数\u003c\/strong\u003e\u003c\/div\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品牌：Nobsound\/Douk Audio\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e型号：STB-01\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e材质：锌合金\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e表面处理：镀金\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e直径：80毫米\/3.14英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e高度：30毫米\/1.18英寸\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e轴孔直径：7mm\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e净重：230克\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003e包装清单\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\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 \u003cspan data-mce-fragment=\"1\"\u003e1 × 记录稳定器\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 个包装盒\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"金子","offer_id":43056887562472,"sku":"GFJ442G","price":32.99,"currency_code":"USD","in_stock":true},{"title":"银","offer_id":43056887595240,"sku":"GFJ442S","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/GFJ442G-Y_1.jpg?v=1650875372"},{"product_id":"little-bear-50-60hz-stroboscopic-speed-strobe-light-tachometer-disc-for-turntable-lp-records","title":"Little Bear 迷你 50\/60Hz 频闪速度闪光灯+转速表盘，适用于转盘 LP 唱片","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\"\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e特征\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e可根据家用电源50\/60HZ的频率产生相应50\/60HZ频率的闪光源，几乎适合世界各国使用。\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n \u003cli\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e与包装中的转速表盘一起使用，将唱片机的速度调整到最准确的位置，并确保最准确的声音输出。\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e频闪灯采用15VAC电源，采用超低电压，确保您在使用过程中不会受到触电伤害，安全有效。\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e3W高亮度LED输出，适用于任何环境。无论白天还是夜晚，室内还是室外。体积小巧，使用方便，易于收藏。\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e使用方法：\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv\u003e \u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n \u003cdiv id=\"pastingspan1\"\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e1. 将转速表盘放在唱片机的转盘上，然后打开转盘。\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e \u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e2.打开频闪灯，将灯光对准转速表盘，尽量靠近，大约5-10CM为宜。\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e \u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e3. 眼睛盯着转速表盘上相应的 33.3\/45 速度条纹。\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cblockquote\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e如果LED灯的条纹稳定，不动，则旋转速度正确；\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e如果唱片上的条纹顺时针缓慢移动，则转盘运转速度很快；\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n \u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e如果唱片上的条纹逆时针缓慢移动，则转盘运转缓慢。\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/blockquote\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e \u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e4.如果您的转盘是可调速的，请调节光盘的旋转速度，直到相应的速度条停止。\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e \u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e5. 如果您的唱机不可调节，请先尝试更换新的传动带。传动带会随着时间的推移而拉伸，导致速度出现轻微变化。较大的速度变化更可能是机械问题。\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e \u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e6. 调整好速度后，取出转速表盘，将黑胶唱片放在唱片机上，即可听到最准确的音乐。\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n \u003cdiv id=\"pastingspan1\"\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e包装清单\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e1* 频闪灯\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e1* 转速表盘\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-family: Times New Roman,Times,serif;\"\u003e1*电源\u003c\/span\u003e\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 id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"我们","offer_id":47408638394600,"sku":"GFJ706-US","price":36.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47408638427368,"sku":"GFJ706-UK","price":36.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47408638460136,"sku":"GFJ706-DE","price":36.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47408638492904,"sku":"GFJ706-AU","price":36.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47408638525672,"sku":"GFJ706","price":36.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/GFJ706-2024_1.gif?v=1710494071"},{"product_id":"douk-audio-hifi-3-5mm-male-to-male-stereo-audio-cable-auxiliary-aux-cord-for-car-home","title":"Douk Audio HiFi 3.5 毫米公对公立体声音频线辅助\/AUX 线，适用于汽车\/家用","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv align=\"center\"\u003e\n\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e \u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\n\n\u003cdiv align=\"center\" style=\"text-align: left;\"\u003e\u003cspan\u003e特征\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e通用兼容性：Douk Audio 3.5mm 音频线可轻松连接到任何带有 3.5mm 辅助端口的设备，例如笔记本电脑、智能手机、平板电脑、MP3 播放器、汽车音响、扬声器、Hi-Fi。它兼容所有带有 3.5mm 音频端口的音频设备。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n \u003cli\u003e\u003cspan\u003e卓越的高品质材料：采用高纯度 99.99% 铜线、镀金 3.5 毫米连接器和铑焊接点，还配有独立的铜编织和铝箔屏蔽，提供最大的导电性和耐用性、最大程度的保护并防止电磁干扰 (EMI) 和射频干扰 (RFI)。\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e卓越音质：采用无氧镀锡铜线，全方位优化屏蔽和多重保护，确保高保真音质，无电流噪音。无缝传输立体声音频，带来非凡的听觉体验。非常适合追求高保真逼真音乐再现的音乐爱好者。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cul\u003e\n\n \u003cli\u003e\n\u003cspan\u003e令人难以置信的耐用和友好的设计：镀金铜连接器外壳耐腐蚀并确保最佳音质。10000+弯曲寿命和高柔性护套提高了耐用性和无缠结性，提供了额外的强度和灵活性，即使在狭小的空间内也可以轻松放置。\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\u003cspan\u003e参数\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e品牌：Douk Audio\u003c\/li\u003e\n\n\u003cli\u003e电缆类型：辅助\u003c\/li\u003e\n\n\u003cli\u003e连接器类型：3.5毫米插孔\u003c\/li\u003e\n\n\u003cli\u003e连接器性别：公对公\u003c\/li\u003e\n\n\u003cli\u003e连接器材质：镀金\u003c\/li\u003e\n\n\u003cli\u003e线材材质：多芯高纯度99.99%铜\u003c\/li\u003e\n\n\u003cli\u003e其他材料：\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cblockquote\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv\u003e \u003cspan\u003e高密度铜线屏蔽\u003c\/span\u003e\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv\u003e\u003cspan\u003e99.99%铝箔屏蔽\u003c\/span\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv\u003e\u003cspan\u003e强力抗拉棉\u003c\/span\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv\u003e\u003cspan\u003e抗干扰滤波磁环\u003c\/span\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/blockquote\u003e\n\n\u003cdiv\u003e\n\n\u003cdiv\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e技术：Oyaide 锡焊（含银量 4.7%）\u003c\/li\u003e\n\n\u003cli\u003e兼容设备：笔记本电脑、智能手机、平板电脑、MP3 播放器、汽车音响、平板电脑、MP3 播放器、扬声器等。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\u003cspan\u003e包装清单\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\"\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\u003cspan\u003e1 × 3.5mm AUX 线缆\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\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"0.75米和2.46英尺","offer_id":43065982517480,"sku":"PJ345-A-0.75M-US","price":11.0,"currency_code":"USD","in_stock":false},{"title":"0.75米和2.46英尺 \/ UK","offer_id":47890830885096,"sku":"PJ345-A-0.75M-UK","price":11.0,"currency_code":"USD","in_stock":true},{"title":"0.75米和2.46英尺 \/ EU","offer_id":47890830917864,"sku":"PJ345-A-0.75M-DE","price":11.0,"currency_code":"USD","in_stock":true},{"title":"0.75米和2.46英尺 \/ AU","offer_id":47890830950632,"sku":"PJ345-A-0.75M-AU","price":11.0,"currency_code":"USD","in_stock":true},{"title":"0.75米和2.46英尺 \/ Other","offer_id":47890830983400,"sku":"PJ345-A-0.75M","price":11.0,"currency_code":"USD","in_stock":true},{"title":"1.0米和3.28英尺","offer_id":43065982550248,"sku":"PJ345-A-1M-US","price":13.0,"currency_code":"USD","in_stock":false},{"title":"1.0米和3.28英尺 \/ 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data-mce-fragment=\"1\"\u003e高品质喇叭线，搭配镀金纯铜插头，连接牢固，尤其适用于扬声器、功放、影音设备等，免除剪断\/摆弄喇叭线的麻烦。专业级品质，适合音响发烧友，是您高品质扬声器系统的最佳长期选择。\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 Douk Audio 扬声器电缆采用优质材料制成，可实现专业级输出。 \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\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e双导体 14 AWG 无氧铜线，表面镀锡，提供清晰的声音、声音准确度和最小信号失真。\u003c\/span\u003e \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003eYanornis纯铜镀金香蕉插头采用灯笼结构，不仅耐腐蚀，而且与端子的接触面积大，传输性能优良，长时间使用也不会氧化。\u003c\/span\u003e \u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n \u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e线材护套及绝缘层采用进口塑料材质，具有信号衰减及损耗小、传输速率高、抗氧化等特点。\u003c\/span\u003e \u003c\/p\u003e\n\n\n\u003c\/div\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\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e高端外观，PVC编织外皮包裹扬声器线材，为扬声器表面提供额外保护，带来专业级音质，同时保留普通扬声器线材的柔韧性。每根紧凑型线缆都经过精心设计，可牢固地安装到兼容设备中，节省墙面空间，安装简便。\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003chr data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e参数\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e品牌：Douk Audio\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e连接器类型：香蕉公头\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e连接器性别：公对公\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e规格：14 AWG\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e接头材质：镀金纯铜\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e线材材质：4N无氧铜\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e护套：耐高温尼龙编织 PVC\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e绝缘：聚乙烯介电体\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\"\u003e\u003chr data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e包装清单\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\" style=\"text-align: left;\"\u003e 1 根扬声器线（不成对）\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"0.5米和1.64英尺","offer_id":43066022166760,"sku":"PJ371-0.5m-US","price":27.99,"currency_code":"USD","in_stock":true},{"title":"0.5米和1.64英尺 \/ UK","offer_id":47819098030312,"sku":"PJ371-0.5m-UK","price":27.99,"currency_code":"USD","in_stock":true},{"title":"0.5米和1.64英尺 \/ EU","offer_id":47819098063080,"sku":"PJ371-0.5m-DE","price":27.99,"currency_code":"USD","in_stock":true},{"title":"0.5米和1.64英尺 \/ AU","offer_id":47819098095848,"sku":"PJ371-0.5m-AU","price":27.99,"currency_code":"USD","in_stock":true},{"title":"0.5米和1.64英尺 \/ Other","offer_id":47819098128616,"sku":"PJ371-0.5m","price":27.99,"currency_code":"USD","in_stock":true},{"title":"0.75米和2.46英尺","offer_id":43066022199528,"sku":"PJ371-0.75m-US","price":29.99,"currency_code":"USD","in_stock":true},{"title":"0.75米和2.46英尺 \/ 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Other","offer_id":47819099046120,"sku":"PJ371-5m","price":71.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/PJ371-NEW_2.jpg?v=1651024006"},{"product_id":"nobsound-4pcs-aluminum-spring-speaker-spikes-hifi-amplifier-isolation-stand-feet-mat-pads","title":"Nobsound 4 件铝制弹簧扬声器脚钉垫隔离支架脚垫适用于 HiFi 放大器\/CD 播放器","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\n\u003cp data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cstrong\u003e特征\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/div\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\n\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan class=\"short_text\" data-mce-fragment=\"1\"\u003e材质\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e：\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e铝合金：\u003cspan class=\"tran\" data-group=\"2_2\" data-mce-fragment=\"1\"\u003e硬度\u003c\/span\u003e高，\u003cspan class=\"tran\" data-group=\"3_3\" data-mce-fragment=\"1\"\u003e密度\u003c\/span\u003e大，谐振点低，阻尼高\u003c\/span\u003e。\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e防滑\u003cspan data-mce-fragment=\"1\"\u003e橡胶：吸收额外的振动并实现更高质量的聆听享受，提高声音清晰度、立体声成像和低音响应。\u003c\/span\u003e \n\n\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\"\u003e\n\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n \u003cp data-mce-fragment=\"1\"\u003e\u003cspan class=\"short_text\" data-mce-fragment=\"1\"\u003e设计：CNC 加工弹簧隔振支架脚垫更易于安装，无需钻孔，也无需使用双面胶，避免损坏您的设备。尤其方便您\u003cspan data-mce-fragment=\"1\"\u003e通过移动或添加弹簧来调整承重\u003c\/span\u003e，从而带来不同的音效。\u003c\/span\u003e \u003c\/p\u003e\n\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\n\n\u003cp data-mce-fragment=\"1\"\u003e功能：使用隔离脚架可以暂停扬声器或低音炮的声反馈，从而隔离振动。音调将更集中、更轻盈，噪音也更小。\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适用对象：适用于扬声器、放大器、电子管放大器、乐器、转盘、CD\/DVD 播放器、录音机、DAC 等多种音频设备。 \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\u003cdiv data-mce-fragment=\"1\"\u003e\u003cstrong\u003e参数\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\"\u003e材质：\u003cspan data-mce-fragment=\"1\"\u003e铝合金\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e直径：45毫米\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e高度：38毫米\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e净重：380g（95g×4）\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e承重：50KG \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\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 \u003cspan data-mce-fragment=\"1\"\u003e8*隔离支架垫（含28*弹簧）\u003c\/span\u003e\n\u003c\/li\u003e\n\n \u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e8*防滑橡胶\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","brand":"doukaudio","offers":[{"title":"我们","offer_id":47408646815976,"sku":"PJ472-US","price":35.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47408646848744,"sku":"PJ472-UK","price":35.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47408646881512,"sku":"PJ472-DE","price":35.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47408646914280,"sku":"PJ472-AU","price":35.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47408646947048,"sku":"PJ472","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/PJ472-NEW_16.jpg?v=1651106590"},{"product_id":"douk-audio-eq5-mini-5-band-eq-preamp-equalizer-stereo-home-car-audio-processor","title":"Douk Audio EQ5 迷你 5 段均衡器前置放大器均衡器立体声家用\/车载音频处理器","description":"\u003c!-- x-tinymce\/html --\u003e\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\n\n \u003cspan data-mce-fragment=\"1\"\u003e5段EQ前置放大器：采用5PCS JRC4558运算放大器，每个运算放大器负责一个频段并独立处理音频信号。5段独立控制旋钮，可轻松控制和设置您喜欢的频率范围。\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\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旁路设计更适合用途：通过旁路按钮关闭EQ前置放大，音频信号不经任何处理直接从IN输出到OUT，方便欣赏原声。\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\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\n\u003cspan data-mce-fragment=\"1\"\u003e外观精美，设计强大：全金属外壳和镀金 PCB 面板、铝制滚花旋钮，所有 I\/O 接口均镀金，确保原始音频信号的紧密连接和顺畅传输，并最大限度地减少信号的损失。\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\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迷你尺寸，DC 5V供电：紧凑的设计易于携带，在大多数情况下方便使用，无需携带单独的电源，非常适合大多数用户的日常需求。\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.不带电源适配器，EQ5需要单独的USB电源供电，不要使用电脑USB接口或者与音源共用电源，否则会造成共地噪音。\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e2.立体声RCA和3.5mm AUX输入是并联的，两个输入和输出将同时工作，因此请不要同时连接RCA和3.5mm AUX输入，避免混合。\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e \u003cspan data-mce-fragment=\"1\"\u003e3.EQ前级放大功能需接DC 5V电源适配器，EQ5在旁路模式下无需电源即可正常工作。\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\n\u003cspan data-mce-fragment=\"1\"\u003e音频输入：立体声 RCA\/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音频输出：立体声 RCA \/ 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增益：±10dB\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\n\u003cspan data-mce-fragment=\"1\"\u003e输入阻抗：50KΩ\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输出阻抗：47Ω\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：5Hz-154kHz\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%@1KHz\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\"\u003eEQ频段：100Hz、400Hz、800Hz、4KHz、10KHz\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旁路功能：支持\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（≥500mA）\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电源接口：USB（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）：120*60*38毫米\/4.72*2.36*1.50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：224克\/0.49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：400克\/0.88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\u003cspan data-mce-fragment=\"1\"\u003e1*EQ5 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 data-mce-fragment=\"1\" style=\"text-align: left;\"\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 data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003e4 个橡胶脚垫\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","brand":"doukaudio","offers":[{"title":"我们","offer_id":47406953136360,"sku":"XX-EQ5-US","price":64.99,"currency_code":"USD","in_stock":true},{"title":"英国","offer_id":47406953169128,"sku":"XX-EQ5-UK","price":64.99,"currency_code":"USD","in_stock":true},{"title":"欧盟","offer_id":47406953201896,"sku":"XX-EQ5-DE","price":64.99,"currency_code":"USD","in_stock":true},{"title":"非盟","offer_id":47406953234664,"sku":"XX-EQ5-AU","price":64.99,"currency_code":"USD","in_stock":true},{"title":"其他","offer_id":47406953267432,"sku":"XX-EQ5","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/XX-EQ5_2.jpg?v=1656565961"},{"product_id":"douk-audio-dc-19-24-32-36-48v-power-supply-adapter-ac-100-240v-transformer","title":"Douk Audio DC 19\/24\/32\/36\/48V 电源适配器 AC 100-240V 变压器","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\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e【稳定功率，应用广泛】能够持续输出足够稳定的功率，专为 Douk Audio \/ Nobsound 数字功放设计，带来纯净的 HiFi 音质。适应性强，广泛用于驱动 LCD LED 显示器、高清电视、3D 宽屏、蓝牙音箱、打印机等。\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e【通用性和强兼容性】通用宽输入电压AC 100V-240V 50 \/ 60Hz，提供多种电压规格；适应性好，也广泛用于驱动LCD LED显示器，高清电视，3D宽屏，蓝牙扬声器，打印机等。\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e【顶级材质，高效节能】DC插头尺寸为5.5毫米×2.5毫米，极性为内侧正极“+”，外侧负极“-”，兼容多种家用电器。高端组件，确保大功率传输，高效节能。\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e【安全可靠，经久耐用】经 FCC、CE、RoHS 等认证。采用业界高端材料和工艺，具有过流保护、过压保护和过载保护、短路保护，无需担心任何火灾、爆炸或电击。\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\"\u003e仅限室内使用，请远离水和火。\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e参数\u003c\/span\u003e\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e19伏4.74安\u003cbr\u003e输出电压：DC19V\u003cbr\u003e额定输出电流：4.74A\u003cbr\u003e额定输出功率：90W\u003cbr\u003e电源尺寸：125*55*30mm \/ 4.92*2.17*1.18英寸\u003cbr\u003e净重：360克\/0.79磅\u003cbr\u003e包装重量：500克\/1.10磅\u003cbr\u003e\u003cbr\u003e24伏4.5安\u003cbr\u003e输出电压：DC24V\u003cbr\u003e额定输出电流：4.5A\u003cbr\u003e额定输出功率：108W\u003cbr\u003e电源尺寸：132*57*38mm \/ 5.20*2.24*1.50in\u003cbr\u003e净重：360克\/0.79磅\u003cbr\u003e包装重量：500克\/1.10磅\u003cbr\u003e\u003cbr\u003e24伏6安\u003cbr\u003e输出电压：DC24V\u003cbr\u003e额定输出电流：6A\u003cbr\u003e额定输出功率：150W\u003cbr\u003e电源尺寸：139*62*32mm\u003cbr\u003e净重：400克\/0.88磅\u003cbr\u003e\u003cbr\u003e32伏5安\u003cbr\u003e输出电压：DC 32V\u003cbr\u003e额定输出电流：5A\u003cbr\u003e额定输出功率：160W\u003cbr\u003e电源尺寸：128*59*30mm \/ 5.43*2.32*1.18英寸\u003cbr\u003e净重：360克\/0.79磅\u003cbr\u003e包装重量：500克\/1.10磅\u003cbr\u003e\u003cbr\u003e36伏5安\u003cbr\u003e输出电压：DC36V\u003cbr\u003e额定输出电流：5A\u003cbr\u003e额定输出功率：180W\u003cbr\u003e电源尺寸：170*70*40mm \/ 6.69*2.76*1.57英寸\u003c\/span\u003e \u003cbr\u003e净重：660克\/1.46磅\u003cbr\u003e包装重量：900克\/1.98磅\u003cbr\u003e\u003cbr\u003e48伏5安\u003cbr\u003e输出电压：DC48V\u003cbr\u003e额定输出电流：5A\u003cbr\u003e额定输出功率：240W\u003cbr\u003e电源尺寸：170*70*40mm \/ 6.69*2.76*1.57英寸\u003cbr\u003e净重：1060克\/2.33磅\u003cbr\u003e包装重量：1100克\/2.43磅\u003c\/div\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\n\u003chr data-mce-fragment=\"1\"\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e包装清单\u003cbr\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\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 × 直流电源适配器（可选）\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 × 美国\/欧盟\/英国\/澳大利亚电源线（可选）\u003c\/span\u003e \u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv class=\"jfk-bubble gtx-bubble\" role=\"alertdialog\" aria-describedby=\"bubble-4\" style=\"visibility: visible; left: 192px; top: 393px; opacity: 1; transition: opacity 0.218s ease-out 0s;\"\u003e\n\n\u003cdiv class=\"jfk-bubble-content-id\" id=\"bubble-4\"\u003e\n\n\u003cdiv id=\"gtx-host\" style=\"min-width: 200px; max-width: 400px;\"\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"jfk-bubble-closebtn-id jfk-bubble-closebtn\" aria-label=\"Close\" role=\"button\" tabindex=\"0\"\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"jfk-bubble-arrow-id jfk-bubble-arrow jfk-bubble-arrowdown\" style=\"left: 194.5px;\"\u003e\n\n\u003cdiv class=\"jfk-bubble-arrowimplbefore\"\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"jfk-bubble-arrowimplafter\"\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"19伏\/4.74安 \/ 美国插头","offer_id":44586976903400,"sku":"PJ-DY-19V4.74A-US","price":24.99,"currency_code":"USD","in_stock":true},{"title":"19伏\/4.74安 \/ 欧盟插头","offer_id":44586976936168,"sku":"PJ-DY-19V4.74A-DE","price":24.99,"currency_code":"USD","in_stock":true},{"title":"19伏\/4.74安 \/ 英国插头","offer_id":44586976968936,"sku":"PJ-DY-19V4.74A-UK","price":25.99,"currency_code":"USD","in_stock":true},{"title":"19伏\/4.74安 \/ 澳规插头","offer_id":44586977001704,"sku":"PJ-DY-19V4.74A-AU","price":24.99,"currency_code":"USD","in_stock":true},{"title":"24伏4.5安 \/ 美国插头","offer_id":44586977034472,"sku":"PJ-DY-24V4.5A-US","price":29.99,"currency_code":"USD","in_stock":true},{"title":"24伏4.5安 \/ 欧盟插头","offer_id":44586977067240,"sku":"PJ-DY-24V4.5A-DE","price":29.99,"currency_code":"USD","in_stock":true},{"title":"24伏4.5安 \/ 英国插头","offer_id":44586977100008,"sku":"PJ-DY-24V4.5A-UK","price":31.99,"currency_code":"USD","in_stock":true},{"title":"24伏4.5安 \/ 澳规插头","offer_id":44586977132776,"sku":"PJ-DY-24V4.5A-AU","price":29.99,"currency_code":"USD","in_stock":true},{"title":"24伏6安 \/ 美国插头","offer_id":44586977165544,"sku":"PJ-DY-24V6A-US","price":36.99,"currency_code":"USD","in_stock":true},{"title":"24伏6安 \/ 欧盟插头","offer_id":44586977198312,"sku":"PJ-DY-24V6A-DE","price":36.99,"currency_code":"USD","in_stock":true},{"title":"24伏6安 \/ 英国插头","offer_id":44586977231080,"sku":"PJ-DY-24V6A-UK","price":36.99,"currency_code":"USD","in_stock":true},{"title":"24伏6安 \/ 澳规插头","offer_id":44586977263848,"sku":"PJ-DY-24V6A-AU","price":36.99,"currency_code":"USD","in_stock":true},{"title":"32伏5安 \/ 美国插头","offer_id":44586977296616,"sku":"PJ-DY-32V5A-US","price":34.99,"currency_code":"USD","in_stock":true},{"title":"32伏5安 \/ 欧盟插头","offer_id":44586977329384,"sku":"PJ-DY-32V5A-DE","price":34.99,"currency_code":"USD","in_stock":true},{"title":"32伏5安 \/ 英国插头","offer_id":44586977362152,"sku":"PJ-DY-32V5A-UK","price":35.99,"currency_code":"USD","in_stock":true},{"title":"32伏5安 \/ 澳规插头","offer_id":44586977394920,"sku":"PJ-DY-32V5A-AU","price":34.99,"currency_code":"USD","in_stock":true},{"title":"48伏5安 \/ 美国插头","offer_id":44586977558760,"sku":"PJ-DY-48V5A-US","price":69.99,"currency_code":"USD","in_stock":true},{"title":"48伏5安 \/ 欧盟插头","offer_id":44586977591528,"sku":"PJ-DY-48V5A-DE","price":69.99,"currency_code":"USD","in_stock":true},{"title":"48伏5安 \/ 英国插头","offer_id":44586977624296,"sku":"PJ-DY-48V5A-UK","price":69.99,"currency_code":"USD","in_stock":true},{"title":"48伏5安 \/ 澳规插头","offer_id":44586977657064,"sku":"PJ-DY-48V5A-AU","price":69.99,"currency_code":"USD","in_stock":true},{"title":"48V10A \/ 美国插头","offer_id":47595427758312,"sku":"PJ-DY-48V10A-US","price":89.99,"currency_code":"USD","in_stock":true},{"title":"48V10A \/ 欧盟插头","offer_id":47595427791080,"sku":"PJ-DY-48V10A-DE","price":89.99,"currency_code":"USD","in_stock":true},{"title":"48V10A \/ 英国插头","offer_id":47595427823848,"sku":"PJ-DY-48V10A-UK","price":89.99,"currency_code":"USD","in_stock":true},{"title":"48V10A \/ 澳规插头","offer_id":47595427856616,"sku":"PJ-DY-48V10A-AU","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/SUC-DY-36V5A-Y_36.jpg?v=1688007250"},{"product_id":"douk-audio-d2-15w-hifi-linear-power-supply-with-dc-usb-5v-output","title":"Douk Audio D2 15W HiFi Linear Power Supply with DC+USB 5V Output","description":"\u003cdiv\u003e\u003cstrong\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"8\"\u003e\u003cspan\u003e\u003cstrong data-end=\"307\" data-start=\"279\"\u003eCleaner 5V Linear Power:\u003c\/strong\u003e Replaces ordinary switching power adapters with clean, stable 5V DC power. The D2 helps reduce power-related noise and interference, giving your HiFi system a darker background, smoother highs, and more natural detail.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"9\"\u003e\u003cspan\u003e\u003cstrong\u003eUltra-Low Ripple Output\u003c\/strong\u003e: With ripple noise below 20μV under no-load conditions, 15W output power, and up to 2.5A current, the D2 provides a low-noise power foundation for sensitive audio circuits that require stable 5V supply.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong data-end=\"581\" data-start=\"553\"\u003eDual Output Convenience\u003c\/strong\u003e: Equipped with 1×USB-A and 1×DC output, the D2 can power two compatible 5V devices at the same time. Ideal for DACs, DDCs, Raspberry Pi, USB audio devices, and headphone amps etc.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"10\"\u003e\u003cspan\u003e\u003cstrong\u003eStable Power Architecture\u003c\/strong\u003e: Built with a custom sealed transformer, LM1085IT voltage regulator, Panasonic FM capacitors, and PTC resettable fuse. The design helps deliver steady 5V output, low-ripple DC power, and added circuit protection.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"12\"\u003e\u003cspan\u003e\u003cstrong\u003eCompact Aluminum Chassis\u003c\/strong\u003e: The CNC-machined aluminum chassis offers solid durability, better heat dissipation, and helps reduce external interference. Compact and stack-friendly, the D2 fits neatly into desktop HiFi, PC audio, and small home audio systems.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: The D2 has two output terminals. Can both terminals be used simultaneously at full rated current?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eA: No. You can connect two output devices at the same time, but the total current drawn from both outputs must not exceed the rated output current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: The DC output jack is 5.5mm\/2.5mm, and my device's power jack is 5.5mm\/2.1mm. Are they compatible?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eA: Yes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: Is the output voltage of the D2 adjustable?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eA: The output voltage is typically fixed and can only be fine-tuned within about ±0.5V. Normally no adjustment is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: If I connect two devices to the D2 at the same time, will ground noise occur?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eA: It depends on the connected devices. If ground noise occurs when powering two devices, we recommend using the D2 to power only one device. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: My device requires a 5V \/ 1A power supply. Can I safely use the D2 5V \/ 2.5A output?  \u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eA: Yes. 2.5A is the maximum available current. Your device will only draw the current it needs, so it can be used safely.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eQ: Why do the D2 generate more heat than switching power supplies? Is it safe?\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eA: It is normal. Linear power supplies operate at lower efficiency, so more energy is converted into heat. The D2 is safe when used within rated load limits.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/strong\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: D2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutput Interface: DC \/ USB Port\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutput Voltage: DC 5V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutput Power: 15W\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRated Output Current: 2.5A\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRipple Noise: No load \u0026lt;20μV\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDC Output Connector: 5.5 × 2.5 mm, positive inside and negative outside, compatible with 5.5 × 2.1 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInput Voltage: AC 110V–120V \/ AC 220V–240V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions (W × D × H): 125 × 80 × 40 mm \/ 4.92 × 3.15 × 1.57 in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet Weight: 600 g \/ 1.32 lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage Weight: 900 g \/ 1.98 lb \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\u003cstrong\u003e\u003cspan\u003ePacking List\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1* D2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* DC Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Power Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":48560181608680,"sku":"LHY-D2-US","price":89.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":48560181641448,"sku":"LHY-D2-UK","price":89.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":48560181674216,"sku":"LHY-D2-DE","price":89.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":48560181706984,"sku":"LHY-D2-AU","price":89.99,"currency_code":"USD","in_stock":true},{"title":"China","offer_id":48560181739752,"sku":"LHY-D2","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/9_d5a62d27-aaa6-4c48-82c1-dcad714890e8.jpg?v=1778824457"},{"product_id":"douk-audio-d2-pro-dc-12v-linear-power-supply-low-noise-35w","title":"Douk Audio D2-PRO 35W Linear Power Supply with Dual DC 12V OUT","description":"\u003cdiv\u003e\u003cstrong\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli data-end=\"3038\" data-start=\"2738\" data-section-id=\"1lkp4wv\"\u003e\u003cspan\u003eCleaner Linear Power Upgrade: Ordinary switching adapters can introduce ripple, electrical noise, and interference into sensitive audio gear. As a linear power supply, the D2-PRO helps create a darker background, smoother highs, and cleaner detail for a more refined listening experience.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-end=\"3324\" data-start=\"3040\" data-section-id=\"155koxo\"\u003e\u003cspan\u003e28μV Ultra-Low Ripple: Ripple noise is measured at only 28μV RMS under no-load conditions, giving sensitive audio circuits a cleaner power foundation. By reducing power-related noise at the source, it supports steadier imaging, cleaner dynamics, and more natural detail. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-end=\"3576\" data-start=\"3326\" data-section-id=\"1m1di7a\"\u003e\u003cspan\u003eLow-Noise Power Architecture: A sealed toroidal transformer, EMI suppression circuit, high-speed rectifier, large-capacity matrix filtering, and LDO regulator work together to isolate grid interference, smooth DC output, and deliver stable, well-regulated DC power.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-end=\"3843\" data-start=\"3578\" data-section-id=\"ypninp\"\u003e\u003cspan\u003e35W Dual DC Output: With up to 35W output power and 2.5A current capacity, the D2-PRO can run one or two compatible devices from the same clean regulated source. Dual DC outputs help create a more consistent low-noise power setup for compact HiFi systems.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-end=\"1526\" data-start=\"1260\" data-section-id=\"xwcji6\"\u003e\u003cspan\u003eMade for HiFi Audio Systems: Designed for 12V DACs, preamps, headphone amps, streamers, digital interfaces, audio switches, and network switches. The aluminum chassis helps improve heat dissipation and reduce external interference for stable daily use.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":48612941037800,"sku":"LHY-D2-PRO-US","price":129.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":48612941070568,"sku":"LHY-D2-PRO-UK","price":149.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":48612941103336,"sku":"LHY-D2-PRO-DE","price":149.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":48612941136104,"sku":"LHY-D2-PRO-AU","price":149.99,"currency_code":"USD","in_stock":true},{"title":"China","offer_id":48612941168872,"sku":"LHY-D2-PRO","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_8e979cae-0b14-4f1c-8fca-bdb96c9de4d5.jpg?v=1780452409"},{"product_id":"douk-audio-vfd253-4-channel-audio-selector-music-spectrum-display","title":"Douk Audio VFD253-PRO 4 Channel Audio Selector Music Spectrum Display","description":"\u003cdiv\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFlexible 4-Channel RCA Routing: Works as a 1-in-4-out distributor or 4-in-1-out selector to manage your HiFi system with less cable swapping. Send one source to one, several, or all selected outputs, or switch between multiple sources with ease. Lighted buttons show the active channel at a glance.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e25-Band VFD Spectrum Visualizer: The 25×15 VFD display turns music into real-time spectrum motion with clearer frequency layers and richer visual detail. Use line-in RCA for direct signal tracking, or built-in MIC pickup to capture nearby sound for easier visual display across more setups.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCustomizable Spectrum Display: Multiple modes, range selection, gain, brightness, and response tuning help the spectrum stay clear, full, and engaging across different sources and listening styles. Whether the signal is weak, the room is bright, or you prefer truer response over smoother motion, you can tune the display to look right.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDirect Isolated Signal Path: RCA input and output are directly connected without op-amp processing, keeping the audio path simple and clean. Transformer isolation separates the VFD drive circuit from the audio route, helping reduce display-related interference while preserving your original signal.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBuilt for Daily HiFi Use: The remote control gives quick access to channel selection, brightness, spectrum response, and clock settings etc. Accurate clock display adds practical desktop use, while aluminum housing and tempered glass bring a solid, refined finish to your HiFi setup. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"df0ed69b-ad47-4d85-b708-7062d419f470\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"request-6a18043f-95f8-83a9-8a9b-c12c437eb771-73\"\u003e\n\u003csection dir=\"auto\" data-turn=\"assistant\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-148\" data-turn-id-container=\"request-6a18043f-95f8-83a9-8a9b-c12c437eb771-73\" data-turn-id=\"request-6a18043f-95f8-83a9-8a9b-c12c437eb771-73\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\"\u003e\n\u003cdiv dir=\"auto\" data-turn-start-message=\"true\" data-message-model-slug=\"gpt-5-5-thinking\" data-message-id=\"c4d41c16-f844-49ae-b9be-15fe842270c9\" data-message-author-role=\"assistant\" tabindex=\"0\"\u003e\n\u003cp data-end=\"216\" data-start=\"0\"\u003e\u003cstrong\u003eQ: Can the VFD253 Pro be used as a mixer?\u003c\/strong\u003e\u003cbr data-end=\"44\" data-start=\"41\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNo. It does not provide independent volume control for each channel. It is more suitable as an audio switcher or splitter rather than a mixer.  \u003c\/p\u003e\n\u003cp data-end=\"495\" data-start=\"218\"\u003e\u003cstrong\u003eQ: What signal does the spectrum display show?\u003c\/strong\u003e\u003cbr data-end=\"267\" data-start=\"264\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe spectrum comes from the rear I\/O port. In 1-in-4-out mode, it shows the source signal. In 4-in-1-out mode, it follows the selected input. If multiple inputs are selected, it may show combined signal, but this is not recommended.  \u003c\/p\u003e\n\u003cp data-end=\"723\" data-start=\"497\"\u003e\u003cstrong\u003eQ: What is the difference between Real Display and Smooth Display?\u003c\/strong\u003e\u003cbr data-end=\"566\" data-start=\"563\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eReal Display follows signal changes more directly for a more accurate visual response. Smooth Display offers smoother, steadier movement for better viewing.\u003c\/p\u003e\n\u003cp data-end=\"991\" data-start=\"725\"\u003e\u003cstrong\u003eQ: Why does the display switch to clock mode when there is no audio signal?\u003c\/strong\u003e\u003cbr data-end=\"803\" data-start=\"800\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis is normal. If no audio signal is detected for about 5 seconds, the display can switch to clock mode. This function can be turned on or off by remote control.  \u003c\/p\u003e\n\u003cp data-end=\"1316\" data-start=\"993\"\u003e\u003cstrong\u003eQ: How should I power the VFD253 Pro?\u003c\/strong\u003e\u003cbr data-end=\"1045\" data-start=\"1042\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePlease use the included 5V USB power adapter. Do not power it from the same device used as the audio source, as shared grounding may cause background noise or hum.  \u003c\/p\u003e\n\u003cp data-end=\"1316\" data-start=\"993\"\u003e\u003cspan\u003e\u003cstrong\u003eQ: Does the remote control include batteries?\u003c\/strong\u003e\u003cbr data-end=\"95\" data-start=\"92\"\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. Batteries are not included for safer and faster delivery. Please prepare compatible batteries separately before use.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\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: Douk Audio\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModel: VFD253 Pro\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio Input: RCA \/ MIC Pickup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio Output: RCA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOperating Modes: 1-in-4-out \/ 4-in-1-out\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDisplay Type: VFD\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDisplay Resolution: 25 × 15\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDisplay Content: Music Spectrum \/ Clock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDisplay Modes: 7 main display modes with sub-modes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSpectrum Range: LOW \/ MID \/ FULL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDisplay Response: Real Display \/ Smooth Display\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdjustments: Brightness \/ Gain \/ Sensitivity \/ Peak Hold\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClock IC: RX8025T\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTime Accuracy: Within 1 minute per year\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRemote Control: Supported\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower-Off Memory: Supported\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower Input: DC 5V \/ ≥1A\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions: 172 × 107 × 70 mm \/ 6.77 × 4.21 × 2.76 in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage Dimensions (W*D*H): 200 × 185 × 98 mm \/ 7.87 ×\u003cem\u003e \u003c\/em\u003e7.28 × 3.85 in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet Weight: 650 g \/ 1.43 lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage Weight: 980 g \/ 2.16 lb\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* VFD253 PRO\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Power Adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* USB-C Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Screwdriver\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Remote Control (Without Batteries)\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":48640104005864,"sku":"XX-VFD253-PRO-US","price":139.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":48640104038632,"sku":"XX-VFD253-PRO-UK","price":139.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":48640104071400,"sku":"XX-VFD253-PRO-DE","price":139.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":48640104104168,"sku":"XX-VFD253-PRO-AU","price":139.99,"currency_code":"USD","in_stock":true},{"title":"China","offer_id":48640104136936,"sku":"XX-VFD253-PRO","price":139.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_1420dda3-9187-4cd3-a92b-1b75045b7455.jpg?v=1781259983"}],"url":"https:\/\/doukaudibestseller.com\/zh\/collections\/audio-accessories.oembed","provider":"Douk Audio","version":"1.0","type":"link"}