{"title":"HOTSALE+NEW","description":"\u003cem data-mce-fragment=\"1\"\u003e$5   off over $69   code：DOUK5\u003cbr data-mce-fragment=\"1\"\u003e$10 off over $109 code：DOUK10\u003cbr data-mce-fragment=\"1\"\u003e$16 off over $159 code：DOUK16\u003cbr data-mce-fragment=\"1\"\u003e$25 off over $229 code：DOUK25\u003cbr data-mce-fragment=\"1\"\u003e$35 off over $299 code：DOUK35\u003c\/em\u003e","products":[{"product_id":"doukaudibestseller.com-nobsound-ns-15g-mini-bluetooth-5-0-digital-amplifier-receiver-tpa3116-stereo-audio-amp-100w-100w","title":"Nobsound NS-15G Mini Bluetooth 5.0 Digital Amplifier Receiver TPA3116 Stereo Audio Amp 100W+100W","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\u003cstrong\u003eFeatures\u003c\/strong\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eTone off design and HiFi clear sound: more delicate and smooth sound can be enjoyed by adjusting treble \/ bass knob, presenting music with rousing highs and deep lows,  also with bypass function to enjoy original sound.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eStrong compatibility and large output power: besides RCA, with Bluetooth 5.0 input supports up to 50ft connection range, stable and low delay. 2PCS TPA3116 chip, max output power can reach 200W, comes with 19V power supply, can drive 200W (8Ω) or 300W(4Ω) speakers.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eUnique design in appearance and technology: AUX \/ Bluetooth switch with red \/ blue indicator; pure integrated aluminum case and knob with multiprocess fine treatment, CNC precision cutting ; curved smooth edges highlights its unibody design; metal DC outlet, no electric sparks flying.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMini size and easy use but powerful and practical: with perfect protection circuit, perfectly suitable for desktop or a smaller space in home or office, easy to connect to your audio system, especially designed for the audiophiles who pursue HiFi sound.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\u003cstrong\u003eParameters\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eBrand: Nobsound\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eModel: NS-15G\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eNumber of channel: 2.0\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAudio input:  Bluetooth \/ stereo L\/R RCA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAudio ouput: banana speaker jacks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAmp chip: TPA3116D2 ×2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMax. output power: 100W+100W (above 24V@8A \/ 4Ω)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eOutput impedance: 4Ω-8Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eTreble and bass range: ±10dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eTone bypass function: support\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eFrequency range: 18Hz-25kHz\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eTHD: ≤ 0.01%\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSNR: ≥ 98dB\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eInput sensitivity: 1.1V\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eMatched speakers: 3-10 inch 20-200W\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eWorking voltage: DC 12V-24V\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eDimensions(W*D*H): 92*108*30mm \/ 3.62*4.25*1.18in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage dimensions(W*D*H): 150*150*50mm \/ 5.91*5.91*1.97in \u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eNet weight: 320g \/ 0.71lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage weight: 900g \/ 1.98lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1× NS-15G Amplifier\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1× 19V Power Supply\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1× User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"Without Power Adapter \/ US","offer_id":47198624678120,"sku":"DZ036-DJ-US","price":49.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ UK","offer_id":47406474363112,"sku":"DZ036-DJ-UK","price":49.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ EU","offer_id":47406474395880,"sku":"DZ036-DJ-DE","price":49.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ AU","offer_id":47406474428648,"sku":"DZ036-DJ-AU","price":49.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ Other","offer_id":47406474461416,"sku":"DZ036-DJ","price":49.99,"currency_code":"USD","in_stock":true},{"title":"With 19V\/4.74A Power Adapter \/ US","offer_id":47198624710888,"sku":"DZ036-19V-US","price":59.99,"currency_code":"USD","in_stock":true},{"title":"With 19V\/4.74A Power Adapter \/ UK","offer_id":47406474494184,"sku":"DZ036-19V-UK","price":59.99,"currency_code":"USD","in_stock":true},{"title":"With 19V\/4.74A Power Adapter \/ EU","offer_id":47406474526952,"sku":"DZ036-19V-DE","price":59.99,"currency_code":"USD","in_stock":true},{"title":"With 19V\/4.74A Power Adapter \/ AU","offer_id":47406474559720,"sku":"DZ036-19V-AU","price":59.99,"currency_code":"USD","in_stock":true},{"title":"With 19V\/4.74A Power Adapter \/ Other","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-nobsound-ns-20g-mini-bluetooth-5-0-digital-amplifier-hifi-stereo-headphone-amp-100w-100w","title":"Nobsound NS-20G Mini Bluetooth 5.0 Digital Amplifier HiFi Stereo Headphone Amp 100W+100W","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003c!-- x-tinymce\/html --\u003e\u003c\/p\u003e\n\u003cdiv align=\"center\" style=\"text-align: left;\"\u003e\n\u003cstrong\u003e\u003cspan\u003eNS-20G amplifier is only suitable for 5-8 inches \/ 4-8 Ohms \/ 20-120W speakers, using mismatched speakers may result in poor sound and over-heat \u0026amp; over-load protection which will cause lag, power-off even damage.\u003c\/span\u003e\u003c\/strong\u003e \u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e① Mini Elegant Size But Powerful\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eNS-20G mini compact size suits very well for home and desktop use, and the output power is improved to 200W (100W*2) with 2PCS TPA3116 chip.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eYou will be amazed by its output power compared to its size when you see it. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e② HiFi Sound and Bluetooth Lossless Transmission\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul\u003e\n\u003cli\u003e \u003cspan\u003eHiFi clear and clarity sound, no audible noise. \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eBluetooth 5.0+EDR+DSP (Digital Signal Processing) to \u003cspan\u003eachieve real wireless lossless signal transmission and enjoy \u003c\/span\u003e\u003cspan\u003emuch better Hi-Fi sound quality \u003c\/span\u003e\u003cspan\u003ewithin 15M distance, which brings you high-grade listening feast without any background noise.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e ③ Strong Applicability and Compatibility\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul\u003e\n\u003cli\u003eNS-20G can be used as headphone amplifier(Only support 15-32Ω headphones). Bluetooth and AUX input \u003cspan\u003ecan be widely applied to All Your Favorite Devices and 100W×2 output power can drive most home speakers.\u003c\/span\u003e \u003c\/li\u003e\n\u003cli\u003eBecause the Speaker and Headphone can output at the same time, the phone output connect to active subwoofer and speaker jacks connect to passive speakers can make up 2.1 channel audio system, which will enhance the bass effect greatly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\u003cstrong\u003e④ Compact and Attractive Appearance\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e Integrated aluminum case with crystal speaker jacks, multifunction decoding knob and dynamic volume LED display, this unique design makes it beautiful and practical as well.\u003c\/li\u003e\n\u003cli\u003e5 fashionable colors for you freely to choose.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eColor: Black \/ Silver \/ Gold \/ Blue \/ Red\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBluetooth distance: 15 meters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBluetooth standard protocol: Bluetooth 5.0+ EDR + DSP\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRated power: 200W (100W×2)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio Input: Bluetooth, AUX\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAmplifier chip: American TI Texas Instruments TPA3116 ×2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower input: DC12V-20V \/ above 60W\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions: (W)78 × (D)90 × (H)23 mm (3.07 × 3.54 × 0.91 inches)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eNet Weight: \u003c\/span\u003e\u003cspan\u003e160g\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eAudio Output:  Banana Speaker Jacks, 3.5mm Headphone\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage Weight: 300g\/500g (Without\/With Power Supply)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003cspan\u003ePacking List\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cdiv\u003e1 * NS-20G Amplifier\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cdiv\u003e1 * 19V Power Supply \u003cspan\u003e(Optional)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cdiv\u003e1 * RCA Audio Cable\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cdiv\u003e1 * 3.5mm Audio Cable\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003e1 * Manual\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"With Power Supply \/ US","offer_id":43054973026536,"sku":"DZ045H-19VDY-US","price":55.99,"currency_code":"USD","in_stock":true},{"title":"With Power Supply \/ UK","offer_id":47406892482792,"sku":"DZ045H-19VDY-UK","price":55.99,"currency_code":"USD","in_stock":true},{"title":"With Power Supply \/ EU","offer_id":47406892515560,"sku":"DZ045H-19VDY-DE","price":55.99,"currency_code":"USD","in_stock":true},{"title":"With Power Supply \/ AU","offer_id":47406892548328,"sku":"DZ045H-19VDY-AU","price":55.99,"currency_code":"USD","in_stock":true},{"title":"With Power Supply \/ Other","offer_id":47406892581096,"sku":"DZ045H-19VDY","price":55.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Supply \/ US","offer_id":43054990426344,"sku":"DZ045H-US","price":45.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Supply \/ UK","offer_id":47406892613864,"sku":"DZ045H-UK","price":45.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Supply \/ EU","offer_id":47406892646632,"sku":"DZ045H-DE","price":45.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Supply \/ AU","offer_id":47406892679400,"sku":"DZ045H-AU","price":45.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Supply \/ Other","offer_id":47406892712168,"sku":"DZ045H","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/1_43d89fe4-aafb-4e63-be40-eb43139ec437.jpg?v=1651893133"},{"product_id":"doukaudibestseller.com-nobsound-g2-mini-100w-mono-channel-digital-amplifier-subwoofer-full-frequency-power-amp-for-home-stereos","title":"Nobsound G2 Mini 100W Mono Channel Digital Amplifier Subwoofer\/Full-Frequency Power Amp for Home Stereos","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e A WORKING MODE SWITCHER:\u003c\/strong\u003e convenient to use it as subwoofer bass amplifier or full frequency amp, and you can use two Nobsound G2 to drive left and right channel independently, and the mutual interference between the channels is suppressed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGAIN CONTROL:\u003c\/strong\u003e a gain switch on the bottom of the amplifier to allow 4-level of output level setting (20\/26\/32\/36 dB), to keep the sound quality better and not affected by the the resistor part.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHIGH-END MATERIALS AND LARGE POWER:\u003c\/strong\u003e Texas Instruments TPA3116 chip, NE5532 op-amp to guarantee no audible noise, 100Wx 1 @4ohm mono channel amp can drive most home passive speaker or subwoofer, bringing HiFi listening experience.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEXCELLENT CORCUIT AND APPEARANCE DESGIN:\u003c\/strong\u003e built-in speakers protection circuit, solid aluminum chassis for long time use; built-in low pass filter for subwoofers with sub frequency control, small simple compact design but practical and powerful.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\" id=\"pastingspan1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSpecification\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable data-mce-fragment=\"1\" cellspacing=\"0\" border=\"1\"\u003e\n\u003ctbody data-mce-fragment=\"1\"\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"170\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMax Power\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"141\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e100W*1 2Ω\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"94\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eFull frequency response\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"245\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e20Hz-20kHz(±3dB)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"170\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe speaker matches the impedance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"141\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2-8Ω\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"94\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eT\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eHD\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"245\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eO\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eutput \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e1W@ 0.03%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"170\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eWorking Voltage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"141\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eDC12-24V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"94\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSNR\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"245\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e≥106dB\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"170\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eInput sensitivity\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"141\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e0.775V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"94\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eDimension\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"245\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eD118.5*W98*H33MM\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"170\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eBass cutoff frequency range adjustment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"141\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e40-300\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eHz\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"94\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eW\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eeight\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"245\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e0.36KG\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"170\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSlope of bass attenuation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"141\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e-12\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003edB Slope\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"94\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eP\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eackage Size\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" width=\"245\" valign=\"top\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eD257*W215*H65MM\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-mce-fragment=\"1\"\u003e \u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1× Power Amplifier\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1× Power Supply \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"Without Power Adapter \/ US","offer_id":47198612127976,"sku":"DZ056-DJ-US","price":36.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ UK","offer_id":47406476591336,"sku":"DZ056-DJ-UK","price":36.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ EU","offer_id":47406476624104,"sku":"DZ056-DJ-DE","price":36.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ AU","offer_id":47406476656872,"sku":"DZ056-DJ-AU","price":36.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ Other","offer_id":47406476689640,"sku":"DZ056-DJ","price":46.99,"currency_code":"USD","in_stock":true},{"title":"With 19V Power Adapter \/ US","offer_id":47198612160744,"sku":"DZ056-19V-US","price":49.99,"currency_code":"USD","in_stock":true},{"title":"With 19V Power Adapter \/ UK","offer_id":47406476722408,"sku":"DZ056-19V-UK","price":49.99,"currency_code":"USD","in_stock":true},{"title":"With 19V Power Adapter \/ EU","offer_id":47406476755176,"sku":"DZ056-19V-DE","price":49.99,"currency_code":"USD","in_stock":true},{"title":"With 19V Power Adapter \/ AU","offer_id":47406476787944,"sku":"DZ056-19V-AU","price":49.99,"currency_code":"USD","in_stock":true},{"title":"With 19V Power Adapter \/ Other","offer_id":47406476820712,"sku":"DZ056-19V","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/4_2e3766dc-8fdc-4021-9869-d9b65331156d.jpg?v=1651108499"},{"product_id":"nobsound-p1-hifi-bluetooth-5-0-ge5654-vacuum-tube-preamp-usb-dac-amp-stereo-receiver-aptx-hd","title":"Douk Audio P1 HiFi Bluetooth 5.0 Vacuum Tube Preamp USB DAC Stereo Headphone Amplifier APTX-HD","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cp\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eWith 3 kinds of audio input(Bluetooth\/USB\/RCA) and 2 kinds of output(RCA\/3.5mm headphone), P1 can be used as HiFi tube Preamp, USB DAC or headphone amp with HiFi clear, warm, dynamic, sweet tube sound, bringing extremely high-quality listening experience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eBluetooth 5.0 (QCC3034) supporting APTX-HD lossless transmission. PC-USB (CM6642) supporting 24bit 192KHz and compatible with Windows\/Mac\/Linux system, matching well with many audio devices such as iPod, Phone, MP3 players, TV, Blu-ray players, Echo Dot, CD players, etc. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAdopting NE5532 op amp+classic 47 headphone amp architecture which can drive 32-300 ohms headphones, and a bypass switch is specially designed to turn on\/off the tone control, more convenient to enjoy original sound or obtain more delicate sound with treble and bass control knob, adding much fun and higher playability. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eExquisite appearance with proper size, blue and orange light decorating vacuum tube, makes it fashionable and attractive, bringing wonderful auditory and visual enjoyment, very suitable for home and desktop audio system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eParameters\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e \u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eChip Architecture: CM6642+QCC3034+NE5532+classic 47 \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003c!-- x-tinymce\/html --\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePC-USB Input Sampling Frequency: 192K\/24Bit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eTHD: 0.01%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePC-USB System: supported XP\/W7\/W8\/W10\/MAC\/Linux\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eBluetooth VER: 5.0\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eHeadphone matching impedance: 32-300Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSNR: 103dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eHeadphone Max power output: 160mW 32Ω load\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eWorking voltage: DC12V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eBass \u0026amp; Treble Range: ±6dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eProduct Dimension: 180*118*36mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eRCA output level: 2.3V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eFrequency Range: 20Hz-20kHz(±3dB)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage Dimension: 240*210*60mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eProduct Weight: 0.47kg\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*P1 Preamp\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2*JAN5725 Tube\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*DC 12V Power Adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*USB Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*Bluetooth Antenna \u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47406480195816,"sku":"DZ066-US","price":89.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47406480228584,"sku":"DZ066-UK","price":89.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47406480261352,"sku":"DZ066-DE","price":89.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47406480294120,"sku":"DZ066-AU","price":89.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47406480326888,"sku":"DZ066","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/4_6c9fd34d-07b6-41b2-ba86-3467f9b6ff4d.jpg?v=1744601652"},{"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 Bluetooth 5.0 Digital Amplifier Desktop Stereo Amp USB Player 160W×2","description":"\u003cdiv id=\"pastingspan1\"\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\"\u003e\n\u003cul\u003e\n\u003cli\u003eUsing classic TDA7498E chip, max output power can reach 160W + 160W, equipped with high-quality 32V\/5A power supply enough to drive above 300W passive speakers. It has a good match with outdoor\/ bookshelf\/ computer\/ desktop \/ceiling \/floor standing speakers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eM1 PRO supports stereo RCA and Bluetooth 5.0 input, compatible with phones, computers, TVs, MP3 players, TV, Echo Dot, CD players etc. It is also a digital music player with U-disk input supporting MP3, WAV, APE, FLAC and WMA lossless formats.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eA low frequency output is specially designed to connect active speakers and the bass effects can be strongly enhanced. The sound is more delicate with treble and bass control, the shocking auditory effects make you feel like in the cinema.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eReasonable circuit layout and concise wiring to ensure HiFi clear and clean sound, no audible noise even at high power output.\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eAdd a Bluetooth reset button, supporting one click to clear all devices paired, easy to restart and connect the new devices to the Bluetooth input of M1 pro.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eMini size with exquisite appearance, aluminum alloy case and gold-plated terminals are fashionable and durable, with input switch and indicator, very suitable for home and desktop audio system use.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eParameters\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\n\u003cul\u003e\n\u003cli\u003eModel: M1 PRO\u003c\/li\u003e\n\u003cli\u003eChannel: 2.0\u003c\/li\u003e\n\u003cli\u003eAudio input: Bluetooth\/RCA\/U-disk\u003c\/li\u003e\n\u003cli\u003eAudio output: banana speaker jacks \/ low frequency signal (connect active subwoofers)\u003c\/li\u003e\n\u003cli\u003eSupport format: MP3, WMA, APE, FLAC, WAV\u003c\/li\u003e\n\u003cli\u003eU-disk capacity: max 32G\u003c\/li\u003e\n\u003cli\u003eBluetooth version: 5.0\u003c\/li\u003e\n\u003cli\u003eSpeaker impedance: 4-8Ω\u003c\/li\u003e\n\u003cli\u003eMax output power: 160W * 2 (4Ω load)\u003c\/li\u003e\n\u003cli\u003eSNR: ≥98dB\u003c\/li\u003e\n\u003cli\u003eInput sensitivity: 0.775V\u003c\/li\u003e\n\u003cli\u003eTHD: 0.05%(1kHz 1W)\u003c\/li\u003e\n\u003cli\u003eFrequency Response: 20Hz-20KHz(±3dB)\u003c\/li\u003e\n\u003cli\u003eWorking voltage: DC 19-35V\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eDimensions(L*W*H): 128*117*35mm \/ 5.04*4.61*1.38in\u003c\/li\u003e\n\u003cli\u003eNet weight: 512g \/ 1.13lb\u003c\/li\u003e\n\u003cli\u003ePackage weight: 1.2kg \/ 2.65lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\"\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\n\u003cul\u003e\n\u003cli style=\"text-align: left;\"\u003e1 * M1 PRO Amplifier\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e1 * 32V\/5A Power Supply\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e1 * Bluetooth Antenna\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47198613012712,"sku":"DZ071-32V-US","price":79.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47406481375464,"sku":"DZ071-32V-UK","price":79.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47406481408232,"sku":"DZ071-32V-DE","price":79.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47406481441000,"sku":"DZ071-32V-AU","price":79.99,"currency_code":"USD","in_stock":true},{"title":"Other","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":"hifi-5-1-channel-bluetooth-digital-amplifier-usb-coax-opt-home-theater-amp-ldac","title":"Nobsound M5.1 HiFi 5.1 Channel Amplifier w\/Bluetooth COAX\/OPT\/USB Home Subwoofer Power Amp","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\n\u003cdiv\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eWarm tips:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e1. Default comes with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eONE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e24V\/6A power adapter, if you want higher output please prepare another one by yourself.\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e2. Long press play\/pause button can switch between 2.1 and 5.1 channel output mode. When switching to 5.1 channel output mode, any input modes can achieve 5. 1 channel output.\u003cbr\u003e3. If you want real 5.1 channel output, please use 5.1 channel RCA input. If input 2.0 channel but output 5.1 channel, the stereo signal is processed and simulated to 5.1 channel.\u003c\/span\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003cstrong\u003eFeatures\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eTransfer 2.0 channel input to 5.1 channel output: with built-in multi-channel signal process chip and circuit, which applies professional algorithms and dynamic separation techniques. Even when input 2.0 channel audio signal, it can also auto allocate and simulate to 5.1 channel and provide excellent smart noise reduction, precise sound positioning and stereo surround sense.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eMultiple audio inputs to work with more devices: with Bluetooth 5.0 \/ coaxial \/ optical \/ U-disk four digital inputs and 2.0CH \/ 5.1CH RCA inputs, strong compatibility and works perfectly with most home audio devices. U-disk input supports lossless formats such as WAV, APE, FLAC besides MP3, high-quality music can be reproduced and enjoyed.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eStrong power output and multi-channel system building: adopting 3PCS classic TPA3116 chip, responsible for front (50W*2)\/ surrounded (50W*2) \/ center(50W) \/ subwoofer(50W) outputs; specially add a low frequency output to connect another active subwoofer to easily build 2.0\/2.1\/2.2\/5.1\/5.2 channel system and enjoy shocking auditory effects as if you are in a movie theater.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eIndependent control knobs and dual power inputs: besides main volume control and treble \u0026amp; bass knobs, also with separate front\/ surround\/ center\/ bass volume control; and specially design two power supply inputs (main\/vice) to provide stronger power input to easily drive most home speakers and subwoofers with high power.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eUser-friendly design and advanced functions: with detailed function buttons and separate indicators, convenient to use and see the working status in real time; one button to switch 2.1 and 5.1 channel outputs, no need to plug in and out speaker cables repeatedly. Made of aluminium alloy and in compact size, very suitable for those who want to build a mini HIFI 5.1 channel system.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\n\u003cp\u003e\u003cstrong\u003eParameters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eBrand: Nobsound\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eModel: M5.1\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAudio input: Bluetooth 5.0 \/ Coaxial \/ Optical \/ U-disk \/ 2.0 Channel \u003c\/span\u003e\u003cspan\u003eRCA\/ 5.1 Channel RCA\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAudio output: banana speaker jacks \/ low frequency out (connect to active subwoofer)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMaximum output power:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFront channel: 50W+50W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSurrounded channel: 50W+50W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCenter channel: 50W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBass channel: 50W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSupported formats of U-disk: MP3\/WAV\/APE\/FLAC\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSampling rate supported:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eU-disk: 16Bit \/ 44.1-48KHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBluetooth: 16Bit 1 44.1-48KHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCoaxial: 16-24Bit \/ 44.1- 192KHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOptical: 16-24Bit \/ 44. 1-192KHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFrequency response: 20Hz-20KHz (+1 .5dB)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBass frequency response: 40Hz-160Hz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInput sensitivity: 0.775V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSNR: ≥100dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eTHD: 0.05% @1kHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eTreble\/bass range: ±6dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eWorking voltage: DC 15-24V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDimensions(W*D*H): 230*130*49mm \/ 9.06*5.12*1.93in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePackage dimensions(W*D\"H): 410*205*83mm \/ 16.14*8.07*3.27in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eNet weight: 1.19kg \/ 2.62lb\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 1.8kg\/ 3.971b\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e1*M5.1 Amplifier\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e1*24V\/6A Power Adapter\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e1*Optical Cable\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e1*Bluetooth Antenna\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1*User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47411082985704,"sku":"SUC-M5.1-US","price":169.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47411083018472,"sku":"SUC-M5.1-UK","price":169.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47411083051240,"sku":"SUC-M5.1-DE","price":169.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47411083084008,"sku":"SUC-M5.1-AU","price":169.99,"currency_code":"USD","in_stock":true},{"title":"Other","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":"nobsound-ns-04g-pro","title":"Nobsound NS-04G PRO HiFi 2.0 Channel Digital Amplifier Mini Home Stereo Audio Amp 100W×2","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv align=\"center\"\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\"\u003e\u003cstrong\u003eWarm tips\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eThis is latest updated version that simplify the circuit, upgrade the components and greatly improve the sound quality. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\u003cspan\u003eWith standard stereo RCA audio input, perfectly compatible with many audio devices such as phone,TV, MP3 players, CD players, DAC, computers etc.. With built-in preamplification circuit, can match well with audio source that with low signal output.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\u003cspan\u003eAdopting classical TPA3116 IC chip in each channel, class D amplification, the max output power can reach 100W+100W(4Ω load), easily to drive all home bookshelf\/ computer\/ desktop\/floor-standing\/outdoor passive speakers.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\u003cspan\u003e\u003c!-- x-tinymce\/html --\u003eReasonable circuit, concise wiring layout and perfect protection, no sparks no shock. With ultra-low distortion and dynamic balance, the sound is very smooth and natural, powerful in low frequency and delicate in high frequency. The speaker terminals use a staggered design, which provides more space ond makes connection easier.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\u003cspan\u003eMini size with exquisite appearance, aluminum alloy black case looks fashionable and attractive. With strong output power and high-quality sound, exclusively designed for the customers who pursue HiFi sound, very suitable for home \/ office desktop audio system use.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\"\u003e\u003cstrong\u003eParameters\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBrand: Nobsound\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModel: NS-04G PRO\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio input: stereo L\/R RCA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio ouput: banana speaker jacks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNumber of channel: 2.0\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChip: TPA3116D2 ×2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMax. output power: 100W+100W\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency Range: 20Hz-20kHz (±1dB)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTHD: ≤ 0.01%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSNR: ≥ 118dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInput sensitivity: ≤ 280mV\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMatched speaker impedance: 4-8Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorking voltage: DC 12V-24V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions(W*D*H): 87*108*35mm \/ 3.43*4.25*1.37in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage dimensions(W*D*H): 150*150*50mm \/ 5.91*5.91*1.97in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet weight: 290g \/ 0.56lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage Weight(Without power supply): 400g \/ \u003c!-- x-tinymce\/html --\u003e0.88lb\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage Weight(With power supply): 700g \/ 1.54lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003chr\u003e\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\"\u003e\n\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\n\u003cul\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1× NS-04G PRO Amplifier\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cspan\u003e1×\u003c\/span\u003e User Manual\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e1× 19V Power Supply(Optional)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"With Power Adapter \/ US","offer_id":43056659071208,"sku":"GFJ034H-19V-US","price":56.99,"currency_code":"USD","in_stock":true},{"title":"With Power Adapter \/ UK","offer_id":47406898315496,"sku":"GFJ034H-19V-UK","price":56.99,"currency_code":"USD","in_stock":true},{"title":"With Power Adapter \/ EU","offer_id":47406898348264,"sku":"GFJ034H-19V-DE","price":56.99,"currency_code":"USD","in_stock":true},{"title":"With Power Adapter \/ AU","offer_id":47406898381032,"sku":"GFJ034H-19V-AU","price":56.99,"currency_code":"USD","in_stock":true},{"title":"With Power Adapter \/ Other","offer_id":47406898413800,"sku":"GFJ034H-19V","price":56.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ US","offer_id":43056659103976,"sku":"GFJ034H-DJ-US","price":46.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ UK","offer_id":47406898446568,"sku":"GFJ034H-DJ-UK","price":46.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ EU","offer_id":47406898479336,"sku":"GFJ034H-DJ-DE","price":46.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ AU","offer_id":47406898512104,"sku":"GFJ034H-DJ-AU","price":46.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Adapter \/ Other","offer_id":47406898544872,"sku":"GFJ034H-DJ","price":46.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/BS-GFJ034H_1.jpg?v=1650872458"},{"product_id":"nobsound-ns-01g-pro100w-mini-power-amplifier-digital-hifi-amp-with-usb-aux-bluetooth-input","title":"Nobsound NS-01G PRO Mini Bluetooth 5.0 Digital Amplifier USB Sound Card Stereo Audio Amp 50W+50W","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\" align=\"center\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\" id=\"pastingspan1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eWith Bluetooth 5.0 \/ USB \/ 3.5mm AUX audio input, compatible with most common audio device such as phone, tablet, computer, TV, CD player, decoder, preamp and so on.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eBluetooth 5.0 wireless input achieves faster and more stable transmission, USB input plug and play, no need for any driver. Equipped with complete accessories, you can enjoy its powerful function at once when you receive it.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAdopting classical TPA3116 chip, the max output power is improved to 100W(50W*2) which can drive most home speakers. HiFi clear and delicate sound, no audible noise even at high power output.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSuper mini size with exquisite appearance, aluminum case of five colors (black\/silver\/gold\/blue\/red) for freely choose, can provide HiFi music and decorate your home or office, very suitable for home and desktop audio system use.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e30 days returning service and 3 months replacement service. 1 year warranty and life technical support. If you met any troubles or had any questions, please feel free to contact us.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cstrong\u003eParameters\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eColors: Black \/ Silver \/ Gold \/ Blue \/ Red \u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eBluetooth Version: 5.0\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eRated Power: 50W*2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eChannel: 2.0\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eImpedance: 4-8 ohms\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eAudio input: Bluetooth \/ USB \/ 3.5mm \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eAUX \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAudio output: banana speaker jacks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePower Supply: DC 9V-24V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eDimensions: (L)78 * (W)70 * (H)38mm \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e(3.07 × 2.76 × 1.50 in)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eNet Weight: 154g \/ 0.34lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage Weight(Without power supply): 0.35kg \/ 0.77lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage Weight(With power supply): 0.45Kg \/ 0.99lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cstrong\u003ePacking List\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1× NS-01G Pro Amplifier\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1× Power Supply(OPTIONAL)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1× AUX Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1× USB Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1× RCA Audio Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e1×\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e Manual\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"With Power Supply \/ US","offer_id":43056721953000,"sku":"GFJ058H-US","price":39.99,"currency_code":"USD","in_stock":true},{"title":"With Power Supply \/ UK","offer_id":47406547075304,"sku":"GFJ058H-UK","price":39.99,"currency_code":"USD","in_stock":true},{"title":"With Power Supply \/ EU","offer_id":47406547108072,"sku":"GFJ058H-DE","price":39.99,"currency_code":"USD","in_stock":true},{"title":"With Power Supply \/ AU","offer_id":47406547140840,"sku":"GFJ058H-AU","price":39.99,"currency_code":"USD","in_stock":true},{"title":"With Power Supply \/ Other","offer_id":47406547173608,"sku":"GFJ058H","price":39.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Supply \/ US","offer_id":43056722116840,"sku":"GFJ059H-US","price":31.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Supply \/ UK","offer_id":47406547730664,"sku":"GFJ059H-UK","price":31.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Supply \/ EU","offer_id":47406547763432,"sku":"GFJ059H-DE","price":31.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Supply \/ AU","offer_id":47406547796200,"sku":"GFJ059H-AU","price":31.99,"currency_code":"USD","in_stock":true},{"title":"Without Power Supply \/ Other","offer_id":47406547828968,"sku":"GFJ059H","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_916acd5c-04d3-4ffc-a5c2-56b418714e36.jpg?v=1751938655"},{"product_id":"nobsound-turntable-disc-stabilizer-record-weight-clamp-for-lp-vinyl-players","title":"Nobsound STB-01 Record Weight \/ Clamp for LP Vinyl Players Turntable Disc Stabilizer","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\u003eFeatures\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eFor Resonance Vibration, Stabilizing Rotational Speed\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eLowers Noise Floor Significant\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eProvides Pure Signal Retrieval\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eGives Realistic Sound Reproduction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eImproves Stereo Image and Focussing, Stabilizes Sound Image\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eGives Improved Signal when Burning Quality CDs from LPs\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cstrong\u003eParameters\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eBrand: Nobsound \/ Douk Audio\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eModel: STB-01\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMaterial: Zinc alloy\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSurface treatment: gold-plated\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e Diameter: 80mm \/ 3.14in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e Height: 30mm \/ 1.18in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e Shaft hole diameter: 7mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e Net Weight: 230g\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1 × Record Stabilizer\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1 × Packing Box\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"Gold","offer_id":43056887562472,"sku":"GFJ442G","price":32.99,"currency_code":"USD","in_stock":true},{"title":"Silver","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-mc3-pro-13-in-31-out-xlr-balanced-audio-converter-stereo-passive-selector-switcher","title":"Little Bear MC103 PRO 1(3)-IN-3(1)-OUT XLR Balanced Audio Converter Stereo Passive Selector Switcher","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cb\u003eWarm Tips\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003eCompatible with most audio devices, but cannot guarantee 100%. If there exists common ground noise, please add an isolation module between MC3-Pro and your device.\u003c\/div\u003e\n\u003cdiv align=\"center\" data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMC103-Pro is a 3-way passive stereo audio splitter. It supports 3 stereo XLR inputs and 1 output (or 1 input and 3 outputs). You can choose freely according to your audio device.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMC103 is designed for customers have several music equipment with XLR balanced output. You can conveniently switch among different sound sources and compare their sound performance (for 3-IN-1-OUT version) and use 1 audio source and 3 amplifiers to compare the performance of your amplifiers(for 1-IN-3-OUT version).\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAll aluminum shell to effectively avoid external noise and guarantee high-quality signal transmission; gold-plated XLR ports to ensure high reliability electric connection and minimize signal attenuation during its transmission.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eEach channel has been connected with shielding wire to avoid interference from outside and make sure lossless signal transmission. \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eExquisite appearance with mini size; can be easily placed and carried to enjoy the charming of music everywhere.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePassive audio switcher, no impact on the sound quality; with silver-plated contacts to ensure its smoothness; with HOT \/ COLD simultaneous switching mode and GND common terminal.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eParameters\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eMaterial: aluminum\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDimensions: (L)148mm*(W)105mm*(H)69mm\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eNet Weight: 470g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1 * XLR Audio Selector \u003cspan data-mce-fragment=\"1\"\u003e(\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eN\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eotice: any audio cable is not included.)\u003c\/span\u003e \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"1-IN-3-OUT \/ US","offer_id":43058068685032,"sku":"GFJ721-3M-US","price":59.99,"currency_code":"USD","in_stock":true},{"title":"1-IN-3-OUT \/ UK","offer_id":47406993932520,"sku":"GFJ721-3M-UK","price":59.99,"currency_code":"USD","in_stock":true},{"title":"1-IN-3-OUT \/ EU","offer_id":47406993965288,"sku":"GFJ721-3M-DE","price":59.99,"currency_code":"USD","in_stock":true},{"title":"1-IN-3-OUT \/ AU","offer_id":47406993998056,"sku":"GFJ721-3M-AU","price":59.99,"currency_code":"USD","in_stock":true},{"title":"1-IN-3-OUT \/ Other","offer_id":47406994030824,"sku":"GFJ721-3M","price":59.99,"currency_code":"USD","in_stock":true},{"title":"3-IN-1-OUT \/ US","offer_id":43058068717800,"sku":"GFJ721-3F-US","price":59.99,"currency_code":"USD","in_stock":true},{"title":"3-IN-1-OUT \/ UK","offer_id":47406994063592,"sku":"GFJ721-3F-UK","price":59.99,"currency_code":"USD","in_stock":true},{"title":"3-IN-1-OUT \/ EU","offer_id":47406994096360,"sku":"GFJ721-3F-DE","price":59.99,"currency_code":"USD","in_stock":true},{"title":"3-IN-1-OUT \/ AU","offer_id":47406994129128,"sku":"GFJ721-3F-AU","price":59.99,"currency_code":"USD","in_stock":true},{"title":"3-IN-1-OUT \/ Other","offer_id":47406994161896,"sku":"GFJ721-3F","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/GFJ721-3F_2.jpg?v=1650880733"},{"product_id":"little-bear-mc3-3-in-3-out-xlr-balanced-rca-stereo-converter-audio-selector-box-passive-preamp","title":"Little Bear MC3 3-IN-3-OUT XLR Balanced \/ RCA Stereo Converter Audio Selector Box Passive Preamp","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cb\u003eWarm Tips\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003eCompatible with most audio devices, but cannot guarantee 100%. If there exists common ground noise, please add an isolation module between MC3 and your device.\u003c\/div\u003e\n\u003cdiv align=\"center\" data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003e\u003cspan data-mce-fragment=\"1\"\u003eIntroduction\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMC3 is a 3-IN-3-OUT (XLR*2 RCA*1) passive stereo audio splitter andconverter, support convert XLR to RCA or RCA to XLR.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMC3 is designed for customers have several music equipment with XLR balanced output.and several power amplifier with XLR balanced or RCA input,It supports 2 stereo XLR + 1 stereo RCA inputs and 2 stereo XLR + 1 stereo RCA outputs. You can connect those equipment to MC3 and then to your amplifier.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eWith this device, you can conveniently switch among different sound sources or power amplifier and compare their sound performance ,or convert the signal to balanced or unbalanced. Then connect to most universal power amplifier which is just with Balanced or unbalanced input only.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMetal shell to effectively avoid external noise and guarantee high-quality signal transmission; gold-plated XLR ports to ensure high reliability electric connection and minimize signal attenuation during its transmission\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePassive audio splitter; There will be no impact on the sound quality; Switcher with silver-plated contacts to ensure its smoothness; HOT \/ COLD simultaneous switching mode; GND common terminal; Mini size; Can be easily placed\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cstrong\u003eHow to use\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eWire your player to the balanced(XLR) or unbalanced(RCA) INPUT interface, and the output interface wire to your power amplifiers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eRotating the INPUT\/OUTPUT switch to select which player or power amplifier you need to use. Then you can compare the devices sound.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003chr data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv align=\"left\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eHigh quality rotary switch\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eEasy to use and install\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eHot-swappable (no need to reboot computer)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eIdeal for small office or home audio system\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAudio input: 1 * RCA \/  2*XLR\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAudio output:  2*XLR \/  1 * RCA\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDimensions(W*D*H): 150*105*68 mm\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eWeight: 485g \u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePackage weight: 0.7Kg \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePackage Includes\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1× Audio Selector\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1× Manual\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"doukaudio","offers":[{"title":"US","offer_id":47408584753384,"sku":"JMQ375-US","price":59.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47408584786152,"sku":"JMQ375-UK","price":59.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47408584818920,"sku":"JMQ375-DE","price":59.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47408584851688,"sku":"JMQ375-AU","price":59.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47408584884456,"sku":"JMQ375","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/JMQ375-Y_5.jpg?v=1678865865"},{"product_id":"douk-audio-st-01-hifi-bluetooth-5-0-tube-amplifier-usb-dac-coax-opt-digital-audio-amp-w-vu-meter","title":"Douk Audio ST-01 PRO HiFi Bluetooth 5.0 Tube Amplifier USB DAC COAX\/OPT Digital Audio Amp w\/VU Meter","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv class=\"celwidget aplus-module module-4 aplus-standard\" data-csa-c-id=\"a9gpjw-tpg7yn-1xyrn2-rfu333\" data-cel-widget=\"aplus-module-4\"\u003e\n\u003cdiv data-a-expander-name=\"aplus-module-expander\" data-a-expander-collapsed-height=\"700\" class=\"a-expander-collapsed-height a-row a-expander-container a-expander-partial-collapse-container\"\u003e\n\u003cdiv aria-expanded=\"false\" class=\"a-expander-content a-expander-partial-collapse-content\"\u003e\n\u003cdiv class=\"aplus-module-wrapper apm-fixed-width\"\u003e\n\u003cdiv class=\"apm-spacing\"\u003e\n\u003cdiv class=\"apm-floatleft apm-fixed-width\"\u003e\n\u003cdiv class=\"apm-spacing\"\u003e\n\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003cspan\u003eWarm tips:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003e\u003cspan\u003eIn addition to retaining all the original functions, ST-01 PRO is the latest upgraded version of ST-01:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003e1. ST-01 PRO supports U-disk input to play lossless formats music.\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003e2. Add sensitivity adjustment of VU meter on its bottom, easy to set and match better with different input signals.\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003e3. Add three decorative golden circles around tubes and VU meter, looks more exquisite and luxury.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eUnique and amazing combination: integrated ST-01 PRO amplifier with VU meter into whole in such a mini size, the pointer dancing in the warm light with strong vintage feelings when enjoy HiFi music, dynamically decorates the audio system space. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eHiFi clear sound with tone control: resonable circuit and concise wiring, adopts vacuum tubes to soften the sound and filter out the digital feelings, sounds warm and sweet without noise. Also with treble and bass knobs to adjust one's own preferable sound styles, presents HiFi music with rousing highs and deep lows.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eStrong output power and special AUX output: use TI's classic power amp IC, each channel can output 100W(4Ω) and easily to drive all 3-8Ω passive speakers, adds 3.5mm AUX output easy to connect another amplifier or active speaker \/ subwoofer to build multiple channel system and enjoy wonderful home theater experience.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eWith multiple digital audio inputs: Bluetooth 5.0 \/ USB \/ Coaxial \/ Optical \/ stereo RCA, compatible with most audio device such as phones, computers, tablets, TVs, TV, CD players etc. The perfect combination of DAC and amplifier, very suitale for audiophiles who have various audio devices. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003ePractical functions to simplify use: with full-function remote control, all settings can be achieved from the distance; with input selection and indicators, clearly to show the working status in real time; aluminum alloy case is specially designed, cool and unique to decorate your desktop space.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003eWarm tips:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e1. PC-USB input also supports mobile phones that with OTG functions, but Android system needs OTG cable and IOS system needs camera kit, please prepare by yourself. \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e2. Pluggable tube socket, default 6K4 vacuum tubes, can be replaced by 6J1, 6J2, 6J3, 6J4, 6J5, 6\"1N, 6*4N, 6*5N, 5654\/5654W, 5725, 6AK5, EF95, 6BA6, 403B, etc.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e3.When the volume is turned down to minimum, the BT\/(USB) indicator will be flashing; and when to maximum, the PC-USB indicator will be flashing; At this time, the indicator of current input channel will go out but light on when the adjustment is stopped.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\n\u003cspan\u003eBrand: Douk Audio\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eModel: ST-01 PRO\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAudio input: Bluetooth \/ USB (PC-USB) \/ Coaxial \/ Optical \/ RCA \/ \u003cstrong\u003eU-disk (only ST-01 PRO supported)\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAudio output: Banana speaker jacks \/ 3.5mm AUX\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMax output power: 100W+100W (4Ω)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMatched impedance: 3-8Ω\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSampling rate supported:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUSB input: 96KHz\/24Bit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBluetooth input: 48KHz\/24Bit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCOAX\/OPT inputs: 192KHz\/24Bit    \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupported formats of U-disk: MP3 \/ WAV \/ WMA \/ FLAC \/ APE\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMax capacity of U-disk: 64G\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eTreble \/ Bass adjustment range: ±6dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSystem PC-USB supported: XP\/W7\/W8\/W10\/MAC\/ Linux\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFrequency response: 20Hz-20kHz(±1dB)    \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eS\/N ratio: ≥98dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eTHD: 0.07%\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eWorking voltage: DC 18-30V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDimensions(W*D*H): 115*98*54mm \/ 4.53*3.86*2.13in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePackage dimensions(W*D*H): 295*225*85mm \/ 11.61*8.56*3.35in\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet weight: 661g \/ 1.46lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 1.4kg \/ 3.09lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003ePacking List\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cspan\u003e1*ST-01 PRO Amplifier\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cspan\u003e1*DC 24V Power Adapter\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1*Remote Control (without 2*AAA batteries)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1*USB Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cspan\u003e1*Bluetooth Antenna\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1*User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\u003c\/ul\u003e\n\u003cbr\u003e\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"US","offer_id":47198668325096,"sku":"SUC-ST-01-PRO-24V-US","price":104.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47406608285928,"sku":"SUC-ST-01-PRO-24V-UK","price":104.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47406608318696,"sku":"SUC-ST-01-PRO-24V-DE","price":104.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47406608351464,"sku":"SUC-ST-01-PRO-24V-AU","price":104.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47406608384232,"sku":"SUC-ST-01-PRO-24V","price":104.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/SUC-ST-01-PRO_5.jpg?v=1728866904"},{"product_id":"douk-audio-t4-plus-hifi-5654-tube-phono-preamp-for-turntable-stereo-preamp-headphone-amp-w-vu-meter","title":"Douk Audio T4 PLUS HiFi Vaccum Tube Phono Preamp for Turntable Stereo Preamp Headphone Amp w\/VU Meter","description":"\u003cdiv style=\"text-align: left;\"\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003eUpgraded version [from 2022\/4\/18]: add a VU meter adjustment on the side panel, easily to adjust its sensitivity to match well with different input signals and achieve better visual effects of VU meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\n\u003cspan\u003eT4 PLUS tube preamp meets more HiFi audio needs:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMM \/MC phono input, support multiple input impedance switch (1KΩ\/470Ω\/220Ω\/100Ω\/47Ω\/22Ω\/10Ω), converts phono signal to line level signal, low-noise integrated circuits and high-quality components to ensure clear sound.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e3.5mm AUX input, amplify the low level audio signal from your phone, tablet, PC, MP3 etc., easier to drive amplifier or active speaker and greatly improve the sound quality.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\n\u003cspan\u003eUnique and amazing combination in the appearance: integrated T4 PLUS preamp with retro tubes and VU meter into a whole, the pointer dancing in the warm light with strong vintage feelings when enjoy HiFi music, dynamically decorates the audio system and give you a different acoustic enjoyment with large dynamic and sweet tube sound even in limited space.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\n\u003cspan\u003eImported JAN5725 tubes and vintage warm sound: default comes with JAN5725 tubes, improves everything associated with your music such as detail, transparency, immediacy, richness, dynamic, tone etc., much better than 6J1 series especially in human voice. Pluggable tube socket for tube rolling and sound-shaping, easy to pick from and alter the sound signature to one's preference.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\n\u003cspan\u003e3.5mm headphone output and perfect circuit design: T4 PLUS also with built-in classic headphone amp circuit (2*NE5532), easily to drive 32-300 ohm headphones. Reasonable and advanced architecture, TI TPS5430+7205MOS for power management, TL071+JRC2068 phono preamp circuit etc., enjoy HiFi analog sound and first-class design with an unbeatable low cost. \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eMini size and excellent performance: all designs full of details, such as solid aluminum alloy knob, gold-plated terminals, grey integrated moulding aluminum alloy shell decorates with built-in VU meter, looks vintage and elegant. Not only a MM\/MC phono preamp, but also a stereo audio preamp and headphone amplifier, especially designed for the audiophiles who pursue HiFi sound.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cstrong\u003eWarm tips:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003e1. 3.5mm AUX input with priority, please make sure the AUX cable has been pulled out if want to use MM\/MC phono input.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e2. Stereo RCA and 3.5mm headphone jack can output at the same time, and the knob also controls the volume of two outputs simultaneously.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cstrong\u003eParameters\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\n\u003cspan\u003eBrand: Douk Audio\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eModel: T4 PLUS\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAudio input: MM phono \/ turntable \/ 3.5mm AUX\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAudio output: stereo L\/R RCA \/ 3.5mm headphone jack\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMax output power of headphone jack: 150mW@32Ω\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMatched headphone impedance: 32-300Ω\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAUX IN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAUX input level: 0.775V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRCA max output level: 1.5V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFrequency response: 20Hz-20KHz (±0.3dB)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eS\/N ratio: ≥110dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eTHD: 0.2%\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePhono IN\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePhono input level: 0.005V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRCA max output level: 300mV (MM) \/ 3V (MC)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFrequency response: conforms to RIAA characteristics (±3dB)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eS\/N ratio: 71dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eTHD: 0.8%\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eWorking voltage: DC 12V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDimensions(W*D*H): 50*137*146mm \/ 1.97*5.39*5.75in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePackage dimensions(W*D*H): 300*230*65mm \/ 11.81*9.06*2.56in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eNet weight: 640g \/ 1.41lb\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 1000g \/ 2.20lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003chr\u003e\n\u003cstrong\u003ePacking List\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cspan\u003e1*T4 PLUS Preamp\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cspan\u003e2*JAN5725 Vacuum Tube\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cspan\u003e1*DC 12V Power Adapter\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1*3.5mm to RCA Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"US","offer_id":47406622933224,"sku":"SUC-T4-PLUS-US","price":109.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47406622965992,"sku":"SUC-T4-PLUS-UK","price":109.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47406622998760,"sku":"SUC-T4-PLUS-DE","price":109.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47406623031528,"sku":"SUC-T4-PLUS-AU","price":109.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47406623064296,"sku":"SUC-T4-PLUS","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/2_032e22cc-29bc-49db-9e6d-8849d2b5e133.jpg?v=1744356561"},{"product_id":"douk-audio-t4-pro-mini-5654-vacuum-tube-phono-preamp-home-stereo-audio-pre-amplifier-headphone-amp","title":"Douk Audio T4 PRO Mini GE5654 Vacuum Tube Phono Preamp Home Stereo Audio Pre-Amplifier Headphone Amp","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eIntroduction\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eDouk Audio T4 PRO can be used as a MM phono preamp, a tube audio preamp and a headphone amplifier, powerful function in mini size, specially designed for various requirements of home\/desktop audio system.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eT4 PRO tube preamp meets more HiFi needs: \u003c\/span\u003eMM phono input, converts phono signal to line level signal, with low-nois integrated circuits and high-quality components to ensure clear and clean sound.3.5mm AUX input, amplify the low level audio signal from your phone, tablet, PC,MP3 etc., easier to drive amplifier or active speaker and greatly improve the sound quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eImported JAN5654 tubes and vintage warm sound: default comes with JAN5654 tubes, improves everything associated with your music such as detail, transparency, immediacy, richness, dynamic, tone etc., much better than 6J1 series especially in human voice. Pluggable tube socket for tube rolling and sound-shaping, easy to pick from and alter the sound signature to one's preference.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e3.5mm headphone output and perfect circuit design: T4PRO also with built-in classic headphone amp circuit(2*NE5532), easily to drive 32-300 ohm headphones. Reasonable and advanced architecture, TI TPS5430 for power management,  TL071+JRC2068 phono preamp circuit etc., enjoy HiFi analog sound and first-class design with an unbeatable low cost. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMini size and excellent performance: all designs full of details, solid aluminum knob, potentiometer for smooth multi-level gain adjustment, grey integrated moulding aluminum alloy shell decorates with special red tube cover and knob, looks vintage and elegant. Compact T4 PRO will give you a different acoustic enjoyment with large dynamic and sweet tube sound even in limited space.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eWarm tips\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e3.5mm AUX input with priority, please make sure the AUX cable has been pulled out if want to use MM phono input.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eStereo RCA and 3.5mm headphone jack can output at the same time, and the knob also controls the volume of two outputs simultaneously.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eParameters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eBrand: Douk Audio\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eModel: T4 PRO\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eAudio input: MM phono\/turntable \/ 3.5mm AUX\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eAudio output: stereo L\/R RCA \/ 3.5mm headphone jack\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eOutput level: 1.5V (input 0.775V)\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eMax output power of headphone jack: 150mW@32Ω\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eMatched headphone impedance: 32-300Ω\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eInput sensitivity: 0.775V\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eFrequency response: 20Hz-20KHz(±3dB) (AUX IN)  \/ Standard RIAA (phono IN)\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eS\/N ratio: ≥105dB\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eTHD: 0.2%\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eDimensions(W*D*H): 95*117*30mm \/ 3.74*4.61*1.18in (exclude tubes)\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003ePackage dimensions(W*D*H): 255*215*65mm \/ 10.04*8.46*2.56in\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eNet weight: 330g \/ 0.73lb\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage weight: 600g \/ 1.32lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003ePacking List\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e1*T4 PRO Preamp\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e2*JAN5654 Vacuum Tube\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e1*DC 12V Power Adapter\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*3.5mm to RCA Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eComparision between Douk Audio T4 PRO and Other Similar Preamp\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable style=\"float: left;\" cellspacing=\"0\" border=\"1\" data-mce-fragment=\"1\"\u003e\n\u003ctbody data-mce-fragment=\"1\"\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eBrand\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eDouk Audio\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eOthers\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e3.5mm headphone out\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e√ (32-300Ω)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e×\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eVacuum Tubes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2*GE JAN5654\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2*6J2\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eControl knob\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSolid aluminium (ten times expensive)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePlastic\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eGain adjustment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSmooth potentiometer (multi-level)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eOnly 4 levels (0, 39, 42, 45)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\"\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eS\/N ratio\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e≥105dB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd valign=\"top\" data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e≥\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e98\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003edB\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"US","offer_id":47406627913960,"sku":"SUC-T4-PRO-US","price":64.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47406627946728,"sku":"SUC-T4-PRO-UK","price":64.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47406627979496,"sku":"SUC-T4-PRO-DE","price":64.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47406628012264,"sku":"SUC-T4-PRO-AU","price":64.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47406628045032,"sku":"SUC-T4-PRO","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/SUC-T4PRO_5.jpg?v=1650961781"},{"product_id":"douk-audio-x1-bluetooth-vacuum-tube-amplifier-desktop-amp-for-turntables-160wx2","title":"Douk Audio X1 HiFi Bluetooth 5.0 Vacuum Tube Amplifier Desktop Audio Amp for Turntables 160Wx2","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eIntroduction\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cul\u003e\n\u003cli\u003eDouk Audio X1 tube power amplifier is the fully upgrading version in all aspects, using JAN5725 vacuum tube to impove the sound quality, TDA7498E amp IC that can max output 160W+160W to drive all home speakers, integrating the function of phono preamp and amplifier to support MM phono turntables input, and adding a low frequency output that can connect active subwoofer to build 2.1 channel audio system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eBluetooth 5.0 \u0026amp; Stereo RCA \u0026amp; MM Phono inputs: MM phono input, converts phono signal to line level signal and amplify it, with low-noise integrated circuits and high-quality components to ensure clear and clean sound. Bluetooth\u0026amp;RCA input, amplify the low level audio signal from your phone, tablet,MP3 etc. and provide enough output power for passive speaker, greatly improve the sound quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eJAN5654 vacuum tube \u0026amp; HiFi Sound: \u003cspan data-mce-fragment=\"1\"\u003edefault with JAN5725 tubes, improves everything associated with your music such as detail, transparency, immediacy, richness, dynamic, tone etc., much better than 6J1 series especially in human voice. Pluggable tube socket for tube rolling and sound-shaping, easy to pick from and alter the sound signature to one's preference.\u003c\/span\u003e \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSuper large output power \u0026amp; low frequency output: adopting TDA7498E amp IC whose max output power can reach 160W+160W(4Ω), and equipped with 32V\/5A power supply, easily to drive most home passive speakers. \u003cspan data-mce-fragment=\"1\"\u003eAnd adding subwoofer output, convenient to connect active subwoofer and build 2.1 stereo audio system.\u003c\/span\u003e  \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePerfect Design \u0026amp; Powerful function: with tone control, easy to get more smooth and delicate sound by adjusting treble and bass knob, and bypass function is added to enjoy original sound. A bassboost switch is specially designed to greatly enhance bass effects, the shocking auditory effects make you feel like in the cinema. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eMature Circuit \u0026amp; HiFi Components:\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cblockquote data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eDouble PCB design, perfectly integrated the MM phono circuit. Reasonable and concise layout, less wiring and less noise.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAdopting QCC3034 Bluetooth chip, with strong compatibility and supports APTX and APTX-HD lossless transmission.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eNE5532 op amp responsible for pre-amplification and tone control, with excellent dynamic, rich details and wide sound field.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/blockquote\u003e\n\u003cblockquote data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eCustomized whole aluminum alloy case with good heat dissipation, and use Simens capacitors, NEC relay, red loop inductance, pure copper gold-plated terminas etc.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/blockquote\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eExquisite Appearance \u0026amp; Proper Size: metal black case and vacuum tube with blue and orange decorating light looks fashionable and attractive, designed input switch \/ bass and tone pass \u0026amp; bypass switch, very convenient to use and suitable for stereo home and desktop audio system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\" id=\"pastingspan1\"\u003e\u003cstrong\u003eParameters\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\" id=\"pastingspan1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAudio input: Bluetooth 5.0 \/ stereo L\/R RCA \/ MM Phono \u0026amp; Turntables\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAudio output: banana speaker jacks \/ Low frequency output (connect active subwoofer)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eBluetooth chip: QCC3034 (support APTX \/ APTX-HD)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAmp IC: TDA7498E\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eOp amp: NE5532\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eMax output power: 160W+160W(4Ω load)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSpeaker impedance: 4-8\u003cspan data-mce-fragment=\"1\"\u003eΩ\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eFrequency response: 20Hz-20KHz(±3dB)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSNR: \u0026gt;90dB\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eTHD: 0.5%\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eInput sensitivity: 0.775V\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eTreble and Bass range: ±6dB\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eWorking voltage: DC 19V-35V\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDimensions(W*D*H): 115*166*60mm \/ 4.53*6.54*2.36in\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePackage dimensions(W*D*H): 320*280*80mm \/ 12.60*11.02*3.15in\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eNet weight: 782g \/ 1.72lb\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePackage weight: 1400g \/ 3.09lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*X1 Amplifier\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2*JAN5725 Vacuum Tube\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1*32V\/5A Power Supply\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1*Bluetooth Antenna\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*User Manual \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"US","offer_id":47401204777192,"sku":"SUC-X1-32V-US","price":139.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47401204809960,"sku":"SUC-X1-32V-UK","price":139.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47401204842728,"sku":"SUC-X1-32V-DE","price":139.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47401204875496,"sku":"SUC-X1-32V-AU","price":139.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47401204908264,"sku":"SUC-X1-32V","price":148.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_614f8149-586c-450d-9174-26c7e08a61c2.jpg?v=1744601260"},{"product_id":"mic-line-analog-dual-vu-meter-sound-level-indicator-audio-splitter-switcher-box","title":"Douk Audio VU2 MIC+LINE Dual Analog VU Meter Stereo RCA Audio Splitter Switcher Box Audio Spectrum Display","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eWarm Tips\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003eCompatible with most audio devices, but cannot guarantee 100%. If there exists common ground noise, please add an isolation module between VU2 and your device.\u003c\/div\u003e\n\u003cdiv align=\"center\" data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cblockquote data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eVU2 VU meter \u0026amp; audio splitter box is originally designed by Douk Audio:\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/blockquote\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAs an analog VU meter, with wired stereo RCA input and wireless microphone inputs, can be matched very well with most common audio device such as mobile phone, computer, CD players, or speakers and so on, very suitable for home\/office\/studio system to dynamically decorate your auditory feast.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAs a 4-way audio splitter box, VU2 can work in 4-IN-1-OUT to compare the sound quality of differet audio source among mobile phone, tablet computer, TV, CD player, DAC etc., also can work in 1-IN-4-OUT mode to do contrasts among preamp, headphone, power amplifier and active speakers etc., no need to plug in and out cables repeatedly to avoid wearing the contact point of the sockets. 4 channel can input at the same time to mixer different audio source, also can output at the same time to satisfy the requirements of monitoring or recording.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eThe USB interface of VU2 is only for providing power for the drive board of the VU meter, without any interference to the audio input and output circuit. VU meter and switcher box is controlled independently, and VU meter only reads audio signal from the I\/O interface, the sound quality will not be affected.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eUnique and powerful design with exquisite appearance, cool black case and colorful indicators looks vintage and dynamic. All input and output terminas are made of lengthened gold-plated pure copper with large contact area for perfect performance and ultra-low signal loss, and equipped with remote control, very convenient to use, can \u003cspan data-mce-fragment=\"1\"\u003eperfectly match with audio device of different styles and suitable for a variety of scenarios.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cblockquote data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eIntroduction of VU2 Gain \u0026amp; Delay adjustment and ACG\/DB mode switch:\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/blockquote\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eGain adjustment, to adjust the gain of input signal, that is the swing range of pointer. And 0dB position can be set at random when recording is needed. GAIN setting is controlled by the microcontroller internal digital adjustment, has no physical contact with the input audio signal then has no impact on sound quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDelay adjustment, to adjust the sensitivity of pointer that is the speed of pointer beating to adapt to different music styles. Generally, slow rhythm corresponds to slower beat, rock, punk and other fast-paced music is more suitable for faster beat.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eIn ACG mode, the input volume and the swing of pointer is not proportional. When the input volume is low, the swing amplitude of pointer is large, and when the volume is gradually increased, the swing amplitude gradually becomes small. This mode cannot truly show the input level, not suits professional recording occasions but suits people's regular hearing habits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eIn DB mode, the swing of the pointer is proportional to the input signal. This display mode is suitable for some occasions that need to know the real music level, such as a recording studio or when testing a certain sound level.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eNotice\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003e4 channel can work (input or output) at the same time, but this function only can be set by pressing the four channel buttons on the front panel, cannot be controlled by remote control.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e When in 4-IN-1-OUT mode, 4 channels of VU2 are not recommended to work in parallel, there will be some distortion if the output level of 4 players are different.\u003c\/li\u003e\n\u003cli\u003eNot recommend to power VU2 from the USB interface of audio source device, noise will be generated in this condition. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cstrong\u003eParameters\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAudio input: stereo RCA \/ Microphone\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAudio output: 4 groups of stereo RCA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eWorking mode of switcher: 1-IN-4-OUT \/ 4-IN-1-OUT\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSensitivity adjustment: support\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eGain adjustment: support (DB mode \/ ACG mode)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eWorking voltage: Micro USB DC 5V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eWorking current: 0.5A (dark version) \/ 1.5A (light version)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eVoltage of backlight filament: DC \/ AC 6-12V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eCurrent of backlight filament: 10mA (dark version) \/ 100mA (light version)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDynamic acceleration \/ deceleration damping modes: support\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePower on\/off function: support\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSettings saved after shutdown: support\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eMute function: support\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRemote control: support\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eDimensions(W*D*H): 280*122*80mm \/ 11.02*4.08*3.15in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eN\u003cspan data-mce-fragment=\"1\"\u003eet weight: 1.10kg \/ 2.43lb\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage weight: 1.43kg \/ 3.15lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1*VU2 Meter\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*Remote Control (without batteries)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1*USB Cable \u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*Manual \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"Light \/ US","offer_id":43062394913000,"sku":"XX-VU2-L-US","price":179.0,"currency_code":"USD","in_stock":true},{"title":"Light \/ UK","offer_id":47406699380968,"sku":"XX-VU2-L-UK","price":179.0,"currency_code":"USD","in_stock":true},{"title":"Light \/ EU","offer_id":47406699413736,"sku":"XX-VU2-L-DE","price":179.0,"currency_code":"USD","in_stock":true},{"title":"Light \/ AU","offer_id":47406699446504,"sku":"XX-VU2-L-AU","price":179.0,"currency_code":"USD","in_stock":true},{"title":"Light \/ Other","offer_id":47406699479272,"sku":"XX-VU2-L","price":189.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ US","offer_id":48613667700968,"sku":"XX-VU2-B-US","price":179.0,"currency_code":"USD","in_stock":false},{"title":"Blue \/ UK","offer_id":48613667733736,"sku":"XX-VU2-B-UK","price":179.0,"currency_code":"USD","in_stock":false},{"title":"Blue \/ EU","offer_id":48613667766504,"sku":"XX-VU2-B-DE","price":179.0,"currency_code":"USD","in_stock":false},{"title":"Blue \/ AU","offer_id":48613667799272,"sku":"XX-VU2-B-AU","price":179.0,"currency_code":"USD","in_stock":false},{"title":"Blue \/ Other","offer_id":48613667832040,"sku":"XX-VU2-B","price":189.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/XX-VU2-L_5.jpg?v=1650962351"},{"product_id":"dual-analog-vu-meter-2-way-amplifier-speaker-audio-switcher-box-db-panel-display","title":"Douk Audio VU3 Dual Analog VU Meter 2-way Amplifier\/Speaker Audio Switcher Box DB Panel Display","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\" data-mce-style=\"text-align: left;\"\u003e\n\u003cdiv class=\"celwidget aplus-module 3p-module-b aplus-standard\" data-csa-c-id=\"bj2s6z-xhzx0i-aazc1-bwqy08\" data-cel-widget=\"aplus-3p-module-b\" cel_widget_id=\"aplus-3p-module-b\"\u003e\n\u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\"\u003e\n\u003cdiv class=\"celwidget aplus-module 3p-module-b aplus-standard\" data-csa-c-id=\"bj2s6z-xhzx0i-aazc1-bwqy08\" data-cel-widget=\"aplus-3p-module-b\" cel_widget_id=\"aplus-3p-module-b\"\u003e\n\u003cdiv class=\"aplus-module-wrapper aplus-3p-fixed-width\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module module-2 aplus-standard\" data-csa-c-id=\"61kubu-j99bqt-ah6rqi-9vukc9\" data-cel-widget=\"aplus-module-2\" cel_widget_id=\"aplus-module-2\"\u003e\n\u003cdiv data-a-expander-name=\"aplus-module-expander\" data-a-expander-collapsed-height=\"700\" class=\"a-expander-collapsed-height a-row a-expander-container a-expander-partial-collapse-container\"\u003e\n\u003cdiv aria-expanded=\"false\" class=\"a-expander-content a-expander-partial-collapse-content\"\u003e\n\u003cdiv class=\"aplus-module-wrapper apm-floatnone apm-fixed-width\"\u003e\n\u003cdiv class=\"apm-sidemodule apm-spacing\"\u003e\n\u003cdiv class=\"apm-sidemodule-textright\"\u003e\n\u003ch3 class=\"a-spacing-mini\"\u003e\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstrong\u003e\u003cbr\u003eFeatures\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eVU3 VU meter \u0026amp; audio switcher box is originally designed by Douk Audio:\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cblockquote data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAs a VU meter, with dual 60*35mm large meter, can dynamically decorate audio environment and provide incomparably visual effects when switching audio signals.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAs an audio switcher, easily to switch between two amplifiers and 2 pair of speakers, no need to plug in and out cables repeatedly to avoid wearing the contact point of the sockets.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/blockquote\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePowerful design and strong compatibility: all channels adopt fully isolation design, each channel's GND is independent without mutual interference. Supports all kinds of amplifier such as BTL \/ class A \/ class B \/ class D digital amplifier \/ tube amplifier etc.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eHigh-quality components to ensure VU3's best working performance:\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cblockquote data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1. AC 250V 5A large current relay, easily to connect amplifiers and speakers with high power.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2. Built-in large power load resistor with metal wire winding, each channel supports up to 300W power input and output.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e3. High-precision VU meter with peak LED display, and match perfectly with customized VU driver board.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e4. Fully isolation transformer to acquisite audio signal to avoid crosstalk from VU driver board, ensure clear and pure sound.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e5. Solid CNC full aluminium alloy case, large pure copper banana speaker jacks ensures minimum signal attenuation during transmission.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/blockquote\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eEasy Use \u0026amp; Perfect Details: Powered by micro-USB 5V, with built-in protection load for speakers. With remote control, can quickly set the working status from distance. All settings can be saved after shutdown, more convenient to use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eProper size with exquisite appearance: cool black case, warm VU meter and clear indicators looks vintage and dynamic, can perfectly match with a variety of usage scenarios, very suitable for audiophiles who have more than one amplifiers or speakers.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eWarm tips\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eFor safer and faster delivery, the remote control may not include batteries (CR2025 3V), please prepare it by yourself.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eNot connect VU3 to amplifiers whose actual output power is greater than 300W, or else VU meter may be damaged.\u003c\/li\u003e\n\u003cli\u003eWhen power VU3 off, Amplifier B channel and Speaker 2 channel will be auto selected and can input and output audio signal normally. And when power VU3 on again, it will auto switch to the channels that are set before.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eParameters\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAudio input\/output: 2 groups of banana female\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eWorking mode: 2-IN-1-OUT \/ 1-IN-2-OUT\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAmplifier type supported: all kinds of type (BTL \/Class A \/Class AB \/Class B \/ Class D digital amp \/ tube amp etc.)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eMax. through power of each channel: 300W (in actual)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eBacklight brightness adjustment: 4-level adjustment (can be turn off)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAmplifier no-load protection: support\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRemote control function: supprt\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSettings saved after shutdown: support\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eWorking voltage: DC 5V (above 1A)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePower interface: Type-C\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eBattery model of remote control: CR2025 3V (may not included)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDiameter of VU meter: 60*35mm\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eDimensions(W*D*H): 178*118*68mm \/ 7.01*4.65*2.68in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage dimensions(W*D*H): 280*185*155mm \/ 11.02*7.28*6.10in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eNet weight: 980g \/ 2.16lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage weight: 1.2kg \/ 2.65lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1*VU3 VU Meter \u0026amp; Audio Switcher\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1*Remote Control(without battery)\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1*USB Cable\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47406706295016,"sku":"XX-VU3-US","price":129.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47406706327784,"sku":"XX-VU3-UK","price":129.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47406706360552,"sku":"XX-VU3-DE","price":129.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47406706393320,"sku":"XX-VU3-AU","price":129.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47406706426088,"sku":"XX-VU3","price":138.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/XX-VU3_3.jpg?v=1650962469"},{"product_id":"douk-audio-u3-mini-class-a-headphone-amplifier-hifi-desktop-home-stereo-amp-dc5v","title":"Douk Audio U3 Mini Class A Headphone Amplifier HiFi Desktop Stereo Amp for HD650\/K701\/DT880\/T70\/RS1e","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003eWarm tips:\u003c\/strong\u003e \u003cbr data-mce-fragment=\"1\"\u003eNot inlcude power adapter, recommend to use original high-quality power adapter above 5W. \u003cbr data-mce-fragment=\"1\"\u003eFor example: the current should be above 1A if use DC 5V while need above 0.5A if use DC 12V power adapter.\u003c\/span\u003e\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAdopting innovative circuit design, DC 5-20V wide input working voltage, the amplifier circuit can always work at a high voltage of 26V, and the background noise index is excellent. With wide frequency response extension, excellent transient response, excellent purity and transparency, and good dynamic range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAdopting original TI-NE5532 classical op amp and transistor expanding current circuit, using 1300mA large current output transistor working in class A status, with ultra-low distortion, and the sound is warm and delicate, full and mellow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePluggable op amp socket design, convenient to upgrade different op amps and bring much DIY fun and playability for audiophiles. Smooth and mellow sound, suitable for listening to vocals or string music, classic or pop music, and even with unique charm when playing rock.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eMini size with exquisite appearance and most cost-effective, brings big surprise for all audiophiles, easily to drive most headphones in the market, providing larger power, better sound field and details, very suitable for home\/office desltop audio system use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eWith stong drive power, easily to drive most high-impedance headphones such as:\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cblockquote data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eHD580\/HD600\/HD650\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eK701\/K702\/Q701\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eDT880\/T70\/T90\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSR225\/SR325\/RS1e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/blockquote\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003eParameters:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAudio input: stereo L\/R RCA\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eAudio output: 6.35mm headphone jack (with 6.35mm to 3.5mm adapter)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eOutput power: ≥1300mW (32Ω)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eMatched headphone impedance: 18-600Ω\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eFrequency response: 20-30KHz\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSignal to noise ratio: ≥110DB\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eMax output amplitude voltage: 25V\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eInput voltage: DC 5-20V\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDimension(W*D*H): 67*93*30mm \/ 2.64*3.66*1.18in\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eNet weight: 169g \/ 0.37lb\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePackage weight: 310g \/ 0.68lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv id=\"pastingspan1\" data-mce-fragment=\"1\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e1*U3 Headphone Amplifier\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*USB to DC Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*6.35mm to 3.5mm Headphone Adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"US","offer_id":47406714618088,"sku":"XZ-U3-US","price":36.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47406714650856,"sku":"XZ-U3-UK","price":36.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47406714683624,"sku":"XZ-U3-DE","price":36.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47406714716392,"sku":"XZ-U3-AU","price":36.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47406714749160,"sku":"XZ-U3","price":36.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/XZ-U3-P_1.jpg?v=1650965746"},{"product_id":"douk-audio-vu22-dual-analog-vu-meter-display-db-panel-mic-line-sound-level-meter","title":"Douk Audio VU22 Dual Analog VU Meter Display DB Panel MIC+LINE Sound Level Meter","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cb\u003eWarm Tips\u003c\/b\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv align=\"center\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003eCompatible with most audio devices, but cannot guarantee 100%. If there exists common ground noise, please add an isolation module between VU22 and your device.\u003c\/div\u003e\n\u003cdiv align=\"center\" data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003eFeatures\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eWired and wireless audio inputs: with stereo RCA\/3.5mm AUX audio input and microphone pick up, work well with most audio devices such as phone, computer, CD players, or speakers etc., very suitable for home\/office\/studio to dynamically decorate your auditory feast.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcellent sound and free settings: with 100K high-impedance input circuit, ensuring clean sound without any audio rendering when using line inputs. The color and light level of backlight also can be adjusted freely, perfectly match with different styles of audio device and environments.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eAdvanced AGC algorithm and better display: \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAGC ensures ideal visual effects even the input signal is in a small to large range, avoid that no display when input low signal and display in full screen when input high. \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWith gain adjustment even can set the swing range of pointer, easily to control most input signals and achieve better beating effects. \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eAttractive looking and powerful design: all metal case with CNC machined panel, solid stepless adjustment knob, all interfaces are gold-plated to ensure the tight connection, ensures the smooth transmission of the original audio signal and minimizes the loss of the signal during transmission.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cspan\u003eWarm tips:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. Without power adapter, and VU22 needs to be powered by separate USB power supply, don't use the USB port of computers or share the power supply with audio source, otherwise common ground noise will be caused.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2. Stereo RCA and 3.5mm AUX input are in parallel, two inputs and outputs will work simultaneously, so please don't connect RCA and 3.5mm AUX input at the same time avoid mixing.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eAudio input: stereo RCA \/ 3.5mm AUX \/ Microphone\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAudio output: stereo RCA \/ 3.5mm AUX\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInput impedance: 100K\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInput voltage: 0.1-2Vrms\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFrequency response: 5Hz-20KHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBrightness color: switchable\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBrightness level: adjustable\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGain adjustment: support \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eWorking voltage: DC 5V (≥1A)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePower interface: USB (type-C)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSetup save: support\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eVU meter diameter: 45mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDimensions(W*D*H): 177*115*59mm \/ 6.97*4.53*2.32in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eNet weight: 661g \/ 1.46lb\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 900g \/ 1.98lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cspan\u003ePacking List\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e1*VU22 VU Meter\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e1*USB Cable (No power adapter)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e4*Rubber Feet\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1*User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"Black \/ US","offer_id":43368472838376,"sku":"XX-VU22-H-US","price":89.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ UK","offer_id":47406942159080,"sku":"XX-VU22-H-UK","price":89.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ EU","offer_id":47406942191848,"sku":"XX-VU22-H-DE","price":89.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ AU","offer_id":47406942224616,"sku":"XX-VU22-H-AU","price":89.99,"currency_code":"USD","in_stock":true},{"title":"Black \/ Other","offer_id":47406942257384,"sku":"XX-VU22-H","price":89.99,"currency_code":"USD","in_stock":true},{"title":"Silver \/ US","offer_id":43368472871144,"sku":"XX-VU22-S-US","price":89.99,"currency_code":"USD","in_stock":true},{"title":"Silver \/ UK","offer_id":47406942290152,"sku":"XX-VU22-S-UK","price":89.99,"currency_code":"USD","in_stock":true},{"title":"Silver \/ EU","offer_id":47406942322920,"sku":"XX-VU22-S-DE","price":89.99,"currency_code":"USD","in_stock":true},{"title":"Silver \/ AU","offer_id":47406942355688,"sku":"XX-VU22-S-AU","price":89.99,"currency_code":"USD","in_stock":true},{"title":"Silver \/ Other","offer_id":47406942388456,"sku":"XX-VU22-S","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/XX-VU22.jpg?v=1660878443"},{"product_id":"nobsound-av-525-hifi-bluetooth-5-0-vacuum-tube-amplifier-coaxial-optical-integrated-audio-amp","title":"Nobsound AV-525 HiFi Bluetooth 5.0 Vacuum Tube Amplifier Coaxial \/ Optical Integrated Audio Amp","description":"\u003cdiv style=\"text-align: left;\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 18.6667px; background-color: #ffffff;\"\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 18.6667px; background-color: #ffffff;\"\u003eWarm tips:\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 300; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; font-size: 14pt; font-family: 'Times New Roman';\"\u003eO\u003c\/span\u003e\u003cspan style=\"color: #000000; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 300; letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; font-size: 14pt; font-family: 'Times New Roman';\"\u003enly in the condition of large dynamic music and much bass effect the VU meter will work.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eFeatures\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv style=\"font-family: 'Times New Roman'; font-size: 14pt;\" id=\"pastingspan1\"\u003e\n\u003cul\u003e\n\u003cli\u003eWith 5 kinds of analog and digital audio input (Bluetooth 5.0 \/ USB \/ Coaxial \/ Optical \/ 2 groups of RCA), compatible with almost all audio devices such as MP3, phone, tablet, computer, CD players etc. to meet different needs of home audio systems. U-disk input supports lossless formats such as APE, FLAC, WAV etc., easy to enjoy HiFi music.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eBesides speaker output (4\/6\/8Ω), a low frequency output is specially designed to connect active subwoofer to build 2.1 channel audio systems, which can strengthen bass sound effects to bring more shocking experience just like in the cinema. With treble and bass control to bring more delicate sound according to your own listening style.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 14pt;\"\u003eIntegrated design of vacuum tubes and transistors, using EL84\/6K4\/5726 tube for pre-amplificatoin, WY2P tube for rectification, the sound is clear, warm, smooth and delicate. And using 4PCS Toshiba 5200 and 4PCS 1943 transistors for power amplification, dual toroidal transformers is added that can stably output max 100W in each channel, easily to drive all home passive speakers.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman';\"\u003eUnique design and attractive appearance, exquisite black panel and retro vacuum tube are combined that looks luxurious and elegant. With dual VU meter to dynamically to decorate the listening enjoyment, and display screen can show the working status in real time, very suitable for home and desktop audio system use.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cdiv id=\"pastingspan1\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 14pt; font-family: 'Times New Roman';\"\u003eParameters\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14pt;\" id=\"pastingspan1\"\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eAudio input: Bluetooth \/ 2 groups of RCA \/ USB(U-disk) \/ Coaxial \/ Optical\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eAudio output: speaker jack \/ low frequency output (connect active subwoofer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eU-disk supported sampling rate: 16Bit\/48KHz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eU-disk supported formats: MP3\/WAV\/APE\/FLAC\/WMA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eU-disk max storage capacity: 128G\u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eBluetooth version: 5.0\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eOutput impedance: 4-16Ω \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eRated output power: 100W+100W @4Ω\u003c\/span\u003e\n\u003cdiv\u003e                                   70W+70W @8Ω\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eFrequency response: 20HZ-20KHZ(±2dB)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003ePower consumption: 300W\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eInput impedance: 47KΩ\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eInput sensitivity: 800mV\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eTreble and Bass range: ±9dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eSignal to noise ratio: ≥88dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eSeparation: ≥80dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eTHD: 0.1%(1KHz)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eDimensions(W*D*H): 330*315*160mm \/ 12.99*12.44*6.30in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003ePackage dimensions(W*D*H): 380*350*210mm\/ 14.96*13.78*8.30in\u003c\/span\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003eNet weight: 7.16kg \/ 15.79lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: 'Times New Roman'; font-size: 14pt;\"\u003ePackage weight: 9.0kg \/ 19.84lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv style=\"font-size: 14pt; font-family: 'Times New Roman';\" id=\"pastingspan1\"\u003e\u003cstrong\u003ePacking List\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14pt; font-family: 'Times New Roman';\" id=\"pastingspan1\"\u003e\n\u003cul\u003e\n\u003cli\u003e1*Tube Amplifier\u003c\/li\u003e\n\u003cli\u003e1*Power Cord\u003c\/li\u003e\n\u003cli\u003e1*Remote Control(without battery)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"US","offer_id":47401194062056,"sku":"DJ525-US","price":459.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47401194094824,"sku":"DJ525-UK","price":459.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47401194127592,"sku":"DJ525-DE","price":459.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47401194160360,"sku":"DJ525-AU","price":459.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47401194193128,"sku":"DJ525","price":459.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_8f496a06-9534-4515-951b-17845ca919db.jpg?v=1761544234"}],"url":"https:\/\/doukaudibestseller.com\/es\/collections\/hotsale-new.oembed","provider":"Douk Audio","version":"1.0","type":"link"}