{"title":"Audio Selector","description":"","products":[{"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":"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-sp102-passive-21-in-12-out-audio-selector-stereo-switcher-for-amplifier-speaker","title":"Douk Audio SP102 Passive 2(1)-IN-1(2)-OUT Audio Selector Stereo Switcher for Amplifier\/Speaker","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eFeatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2-way amplifier\/speaker selector: both working mode (2-IN-1-OUT \/ 1-IN-2-OUT), with A\/B channel toggle switch, convenient to compare the sound quality of 2 pair of different speakers or 2PCS power amplifiers without plugging in and out cables repeatedly to avoid wearing the contact point of the sockets.\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\"\u003eStrong compatibility for audio device: support doing comparison between different types of amplifiers such as BTL, class A, class B, class D, tube amp etc.. Each channel can pass up to 200W power, also suitable for the comparison between most passive speakers.\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\"\u003ePurely mechanical passive circuit: no power supply is required, no loss of input and output signals during transmission, and no audio rendering or electromagnetic interference, providing HiFi lossless audio without distortion.\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\"\u003eSimple design but pure function: all channels adopt fully isolation design without mutual interference. Proper size with simple appearance, fashionable and durable, match well with your audio equippments.\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\u003cspan data-mce-fragment=\"1\"\u003eWarm Tips:\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1. Only 1 group of amplifier input or 1 group of speaker output at a time, not support 2 groups of them working in parallel at the same time;\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2. When the toggle switch in OFF position, the connection between A\u0026amp;B channels and I\/O channel will be disconnected, equivalent to mute, no sound will output.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eParameters\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAudio Interface: banana speaker jacks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eNumber of channels: 2 groups of A\/B, 1 group of I\/O\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMute: support\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eWorking methods: 1-IN-2-OUT \/ 2-IN-1-OUT\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePower(max) support: 200W each channel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eTypes of amplifier supported: all types (BTL, class A, class B, class D etc.)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eDimensions(W*D*H): 242*108*33mm \/ 9.53*4.25*1.30in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eNet weight: 720g \/ 1.59lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage weight: 1000g \/ 2.20lb\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\u003cspan data-mce-fragment=\"1\"\u003ePacking List\u003c\/span\u003e\u003c\/p\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*SP102 Switcher\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","brand":"doukaudio","offers":[{"title":"US","offer_id":47408582885608,"sku":"XX-SP102-US","price":59.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47408582918376,"sku":"XX-SP102-UK","price":59.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47408582951144,"sku":"XX-SP102-DE","price":59.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47408582983912,"sku":"XX-SP102-AU","price":59.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47408583016680,"sku":"XX-SP102","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/XX-SP102-N_4.jpg?v=1672896266"},{"product_id":"douk-audio-vu102-2-zone-amplifier-speaker-selector-box-with-vu-meter-audio-switcher-w-ir-remote","title":"Douk Audio VU102 2 Zone Amplifier \/ Speaker Selector Box with VU Meter Audio Switcher w\/IR Remote","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eFeatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cul style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eVU102 amplifier \/ speaker selector: two working modes (2-IN-1-OUT \/ 1-IN-2-OUT), with A\/B channel switch button, convenient to compare the sound quality of 2 pair of different speakers or 2PCS power amplifiers without plugging in and out cables repeatedly to avoid wearing the contact point of the sockets.\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\"\u003eEuipped with VU meter and remote control: a 72*32mm large vu meter, can dynamically decorate audio environment and provide incomparably visual effects when enjoy HIFI music. Remote control makes everything convenient, all settings can be quickly adjusted from distance.\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\"\u003ePowerful design and strong compatibility: each channel can pass through up to 200W power and adopt fully isolation design, each channel's GND is independent without mutual interference. Supports to test all kinds of amplifiers such as BTL \/ class A \/ class B \/ class D digital amplifier \/ tube amplifier etc. \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\"\u003eEasy to use and perfect details: powered by USB 5V(type-C), with built-in protection load for amplifiers and speakers. 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 different amplifiers or speakers.\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\u003cspan data-mce-fragment=\"1\"\u003eWarm Tips:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1. For safer and faster delivery, the remote control may not include batteries (2*AAA), also without DC 5V power adapter, please prepare by yourself.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2. When in 1-IN-2-OUT mode, A\/B channel (two pairs of speakers) can work at the same time. But in 2-IN-1-OUT mode, not support 2 amplifiers working at the same time otherwise the amplifiers may be damaged.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e3. There will be relatively loud noise when switching A\/B channel, this is normal, no worries.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eParameters\u003c\/span\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\/output: 3 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: 200W\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: support\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\"\u003eDiameter of VU meter: 73*32mm \/ 2.87*1.26\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eDimensions(W*D*H): 149*105*75mm \/ 5.87*4.13*2.95in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage dimensions(W*D*H): 8.27*7.28*3.94in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eNet weight: 664g \/ 1.46lb\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\u003c\/div\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cdiv id=\"pastingspan1\" style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePacking List\u003c\/span\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*VU102 Selector\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","brand":"doukaudio","offers":[{"title":"US","offer_id":47408588292328,"sku":"XX-VU102-US","price":99.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47408588325096,"sku":"XX-VU102-UK","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47408588357864,"sku":"XX-VU102-DE","price":99.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47408588390632,"sku":"XX-VU102-AU","price":99.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47408588423400,"sku":"XX-VU102","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/products\/1_3574ef05-d1cf-4f9f-82ae-2ee8355080bb.jpg?v=1676274960"},{"product_id":"douk-audio-l3-3-channel-stereo-audio-loop-switcher-with-vu-meter-rca-selector-box","title":"Douk Audio L3 3 Channel Stereo Audio Loop Switcher with VU Meter RCA Selector BOX","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\"\u003eWarm Tips\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 L3 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\"\u003eIntroduction\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\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\"\u003eMultifunctional L3 audio switcher is originally designed by Douk Audio Studio, it is not only an audio switcher that can work in 1-IN-3-OUT and 3-IN-1-OUT mode to make contrast among different audio source, amplifier or active speakers etc.; but also a loop switcher that can add up to 3 audio effectors to create multi-layered musical effects and enhance the richness and dynamism of music to bring more creative space and fun.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eFeatures\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e3 channel audio loop switcher with bypass: L3 can add up to 3 preamps\/equalizers\/effectors to create multi-layered musical effects and enhance the richness and dynamism of music whether in daily listening or studio recording, brings more fun and creative space. Also support one button bypass to enjoy the orginal sound and compare the overlay effects of different loops.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\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-way stereo audio switcher: 2 working modes, suitable for debugging equipment and do contrasts among different devices (3-IN-1-OUT for comparing audio source, preamp, equalizer etc.; 1-IN-3-OUT for amplifiers and active speakers.), specially designed for audiophiles who have several audio sources and outputs.\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\"\u003eCustomized VU meter and remote control: with dual large and full-color VU meters (45mm), the backlight color and brightness can be adjusted freely; driven by a dedicated VU driver chip to show the level of audio signal dynamically and accurately in real-time;  remote control design, convenient to adjust all settings from the distance.\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\"\u003eAdvancd circuits and high-quality sound: with built-in power isolation circuit, no common ground noise will be generated even sharing the same power with audio players; adopts100K high-impedance input circuit, when inputting linear audio, L3 has little impact on the sound source to ensure its the purity.\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\"\u003eAttractive looking and powerful design: all metal case and CNC machined panel with good shielding performance to avoid interference; stepless adjustment knob, all I\/O interfaces are gold-plated to ensure the smooth transmission of the original audio signal to minimizes the loss of the signal. Powered by DC 5V, easy to carry and convenient to use at anytime and anywhere.\u003c\/span\u003e\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\u003cspan data-mce-fragment=\"1\"\u003eWarm tips:\u003c\/span\u003e\n\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\n\u003cspan data-mce-fragment=\"1\"\u003e1. The series connection button is only available in loop mode. In this mode, the audio signal from IN interface can be arbitrarily passed through one channel (Chanel 1\/2\/3) or two channels (Channel 1+2\/1+3\/2+3) or three channels (Channel 1+2+3 ) and then to OUT interface.\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2. Not support guitar recording or singing directly, you need to add a preamp to convert the guitar and mic signal to LINE OUT before connecting to L3.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e3. In 3-IN-1-OUT or 1-IN-3-OUT mode, only one channel can input and output at one time, the 3 channels of IN or OUT cannot work at the same time.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e4. In bypass mode, the audio signal will pass through from IN to OUT directly, not pass through channel 1\/2\/3.\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e5. For safer and faster delivery, without DC 5V power adapter and no batteries (2*AAA) inside the remote control, please prepare by yourself.\u003c\/span\u003e\n\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\u003cspan data-mce-fragment=\"1\"\u003eParameters\u003c\/span\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\"\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: L3\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: Stereo RCA*1\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 RCA*1\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\"\u003eLoop interface: 3 groups\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\"\u003eWork Mode: 1-IN-3-OUT\/ 3-IN-1-OUT\/ 3 channel Loop\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 level: 0.775V RMS\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\"\u003eInput impedance: 100K\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eFrequency response: 20Hz-20KHz (±0.5dB)\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\"\u003eVU meter color: multi-color\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\"\u003eDiameter of VU meter: 45mm\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\"\u003eBacklight brightness level: adjustable (10-level)\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\"\u003eRemote function: supported\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\"\u003eSettings save: supported\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\"\u003eWorking voltage: DC 5V(\u0026gt;=0.6A)\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\"\u003ePower interface: USB (type-C)\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): 178*118*55mm \/ 7.00*4.65*2.17in\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): 235*180*90mm  \/ 9.25*7.09*3.54in\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: 720g \/ 1.59lb\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: 900g \/ 1.98lb\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\u003cspan data-mce-fragment=\"1\"\u003ePacking List\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e1*L3 Loop Switcher\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e1*Remote Control (without 2*AAA battery)\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\n\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*User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"doukaudio","offers":[{"title":"US","offer_id":47408596713704,"sku":"XX-L3-US","price":109.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47408596746472,"sku":"XX-L3-UK","price":109.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47408596779240,"sku":"XX-L3-DE","price":109.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47408596812008,"sku":"XX-L3-AU","price":109.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47408596844776,"sku":"XX-L3","price":119.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_efd354ae-3729-4730-9f31-f3ff2021371c.jpg?v=1687913424"},{"product_id":"douk-audio-sp102-pro-2-way-amplifier-speaker-switcher-box-stereo-a-b-audio-selector-led-display","title":"Douk Audio SP102 PRO 2 Way Amplifier \/ Speaker Switcher Box Stereo A\/B Audio Selector LED Display","description":"\u003c!-- x-tinymce\/html --\u003e\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e2-way amplifier\/speaker selector: Both working modes (2-IN-1-OUT \/ 1-IN-2-OUT), with A\/B channel select button, convenient to compare the sound quality of 2 pairs of different speakers or 2PCS power amplifiers without plugging in and out cables repeatedly to avoid wearing the contact point of the sockets.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eStrong compatibility for audio devices: Support doing comparisons between different types of amplifiers such as BTL, class A, class B, class D, tube amp etc.. Each channel can pass up to 200W power, also suitable for the comparison between most passive speakers.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eUser-friendly design for easy use: Designed with remote control to operate from the distance; add LED display screen and channel indicators, much clearer to show the working status in real time. Powered by DC5V USB(Type-c), very convenient to use in different occasions.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSimple design but pure function: All channels adopt fully isolation design without mutual interference. A\/B channel with built-in protective load; proper size with simple appearance, fashionable and durable, matches well with your audio equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eWarm Tips:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1. Channel 1\/2 can work at the same time. It is recommended to use this function in 1-IN-2-OUT mode, that means connect one amplifier and two pairs of speakers. Amplifiers may be damaged if use Channel 1\/2 input at the same time.\u003cbr data-mce-fragment=\"1\"\u003e2.In OFF state, default disconnect 1\u0026amp;2 terminals from I\/O interface, it is equivalent to mute. And 1 and 2 will be connected to the built-in load protection at the same time.\u003cbr data-mce-fragment=\"1\"\u003e3.Without DC 5V power adapter, please preapre it by yourself.\u003cbr data-mce-fragment=\"1\"\u003e4.For safer and faster delivery, the remote control without batteries(2*AAA), please prepare it by yourself.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003chr data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eParameters\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAudio input\/output: 2 groups of stereo 1\/2, 1 group of I\/O\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eInterface type: banana female\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eWorking mode: 2-IN-1-OUT \/ 1-IN-2-OUT\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan 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.)\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMax. through power of each channel: 200W (in actual)\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eAmplifier no-load protection: support\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eRemote control: support\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eSettings saved after shutdown: support\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eMute: support\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eWorking voltage: DC 5V \u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003ePower interface: Type-C\u003c\/span\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\"\u003eDimensions(W*D*H): 242*108*33mm \/ 9.53*4.25*1.30in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eNet weight: 720g \/ 1.59lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePackage weight: 1000g \/ 2.20lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-mce-fragment=\"1\"\u003e\n\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ePacking List\u003c\/span\u003e\u003c\/div\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\u003cdiv\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*SP102-PRO Switcher\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\" style=\"text-align: left;\"\u003e\n\u003cdiv\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*Type-C Cable\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e1*Remote Control(without 2*AAA1.5V batteries)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"doukaudio","offers":[{"title":"US","offer_id":47408589897960,"sku":"XX-SP102-PRO-US","price":79.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47408589930728,"sku":"XX-SP102-PRO-UK","price":79.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47408589963496,"sku":"XX-SP102-PRO-DE","price":79.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47408589996264,"sku":"XX-SP102-PRO-AU","price":79.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47408590029032,"sku":"XX-SP102-PRO","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/XX-SP102-PRO.jpg?v=1700205780"},{"product_id":"douk-audio-vu3pro-amplifier-speaker-selector-vu-meter-2-in-2-out-switcher-box","title":"Douk Audio VU3PRO Amplifier\/Speaker Selector VU Meter 2-IN-2-OUT Switcher Box","description":"\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003eNote: Only the yellow VU meter version is available currently, the blue version is coming soon.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003chr\u003e\n\u003cspan\u003eFeatures\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eVU3 Pro Amplifier\/Speaker Selector: The fully upgraded version of VU3, with great improvements in size, functions and performance. 2-IN-2-OUT (Two groups of speaker jacks support output at the same time), flexible to switch and make a comparison between 2 amplifiers and 2 pairs of speakers, no need to plug in and out cables repeatedly to avoid wearing the contact point of the sockets.\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eMax. 350W Power Transmission and Super Compatibility: With the growing popularity of high-power amplifiers, the power requirements for switchers have also increased. With a maximum pass-through of 350W, the VU3Pro supports various types of high-power digital and tube amplifiers (BTL, Class A, Class B, Class AB, Class D, etc.), including 300W TPA3255 amps and floorstanding speakers.  \u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eCustom-made Large and High-playability VU Meters: The VU3Pro features dual large VU meters and a bigger chassis, perfectly compatible with more audio devices in size. It offers 35 backlight colors and 5 brightness levels to suit various scenarios. Additionally, it supports 20 levels of gain and 30 levels of sensitivity adjustments, ensuring perfect alignment with different audio signals and allowing you to enjoy the vibrant audio-visual feast. \u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eWired\/Wireless Inputs and Easy to Use: VU3Pro adds mic pickup, just put it near your audio system, clear indicators in two warm and vintage VU meters will strikingly show every beat of music and dynamically activate your audio feast. With a button and remote control, effortlessly switch most settings at your fingertips and simplify the process of A\/B comparison, and all settings will be saved after shutdown.\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003ePremium Components for the Purest Sound Quality: VU3Pro integrates AC 250V 5A large current relay, isolated and high precision HL current sensor, built-in high-power load resistors to protect class A tube amplifier from damage when no load, solid CNC aluminium alloy panel and metal chassis, large pure copper speaker jacks etc., ensures virtually no impact or loss in sound quality and allows you to enjoy the purest high-fidelity sound.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003eWarm tips\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1. Two groups of Speaker 1 and Speaker 2 can output at the same time.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e2.  The VU meters won't work normally if the speakers output of VU3Pro isn't connected to the speakers. If you only want the VU meters function, please choose MIC input.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e3. Don't connect VU3PRO to amplifiers whose actual output power is greater than 350W, otherwise the VU meters may be damaged.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e4. For safer and faster delivery, the remote control may not include batteries (AAA*2), please prepare it yourself.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan\u003eComparision between VU3 and VU3Pro\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable style=\"margin-left: 0px; margin-right: auto; width: 100.062%;\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 58.5992%;\"\u003eItem\u003c\/td\u003e\n\u003ctd style=\"width: 1.81818%;\"\u003eVU3Pro\u003c\/td\u003e\n\u003ctd style=\"width: 38.9316%;\"\u003e\u003cspan\u003eVU3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 58.5992%;\"\u003eSize of VU Meter\u003c\/td\u003e\n\u003ctd style=\"width: 1.81818%;\"\u003e85*45mm\/3.35*1.77in\u003c\/td\u003e\n\u003ctd style=\"width: 38.9316%;\"\u003e\u003cspan\u003e60*35mm\/2.36*1.38in\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 58.5992%;\"\u003eDimensions of Chassis\u003c\/td\u003e\n\u003ctd style=\"width: 1.81818%;\"\u003e268*155*75mm\/10.55*6.10*2.95in \u003c\/td\u003e\n\u003ctd style=\"width: 38.9316%;\"\u003e\u003cspan\u003e178*118*68mm\/7.01*4.65*2.68in \u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 58.5992%;\"\u003eMIC Input\u003c\/td\u003e\n\u003ctd style=\"width: 1.81818%;\"\u003eSupport\u003c\/td\u003e\n\u003ctd style=\"width: 38.9316%;\"\u003e\u003cspan\u003e×\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 58.5992%;\"\u003e\u003cspan\u003eSimultaneous Output\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 1.81818%;\"\u003eSupport\u003c\/td\u003e\n\u003ctd style=\"width: 38.9316%;\"\u003e\u003cspan\u003e×\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 58.5992%;\"\u003e\u003cspan\u003eSeparate Gain Adjustment\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 1.81818%;\"\u003e20-level\u003c\/td\u003e\n\u003ctd style=\"width: 38.9316%;\"\u003e\u003cspan\u003e×\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 58.5992%;\"\u003e\u003cspan\u003eSeparate Sensitivity Adjustment\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 1.81818%;\"\u003e30-level\u003c\/td\u003e\n\u003ctd style=\"width: 38.9316%;\"\u003e\u003cspan\u003e×\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 58.5992%;\"\u003e\u003cspan\u003eBacklight Color Adjustment\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 1.81818%;\"\u003e35 kinds\u003c\/td\u003e\n\u003ctd style=\"width: 38.9316%;\"\u003e\u003cspan\u003e×\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 58.5992%;\"\u003e\u003cspan\u003eBacklight Brightness Adjustment \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 1.81818%;\"\u003e5-level\u003c\/td\u003e\n\u003ctd style=\"width: 38.9316%;\"\u003e\u003cspan\u003e4-level\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 58.5992%;\"\u003e\u003cspan\u003eMax. Pass-through Power\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 1.81818%;\"\u003e350W\u003c\/td\u003e\n\u003ctd style=\"width: 38.9316%;\"\u003e\u003cspan\u003e300W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 58.5992%;\"\u003e\u003cspan\u003eUSB 5V Power Adapter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 1.81818%;\"\u003eIncluded\u003c\/td\u003e\n\u003ctd style=\"width: 38.9316%;\"\u003e\u003cspan\u003e×\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"text-align: left;\"\u003e \u003c\/p\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: VU3Pro\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDiameter of VU meter: 85*45mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAudio input\/output: 2 groups of banana female\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eWorking mode: 2-IN-2-OUT\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMax. through power of each channel supported (in acutal):\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cspan\u003e350W@4Ω\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cspan\u003e200W@2Ω\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\n\u003cspan\u003eAmplifier type supported: all kinds of types (BTL\/Class A\/Class B\/Class D digital amp\/tube amp)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAmplifier no-load protection: support\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFrequency response: 30Hz-20kHz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBacklight color: 35 kinds of color selection or automatic change\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBacklight brightness: 5 levels (Off-30%-50%-80%-100%)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eGAIN: 20 levels\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSensitivity: 30 levels\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMIC pick-up: support\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eRemote control: support\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSettings saved after shutdown: support\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eWorking voltage: DC 5V ≥2A\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePower interface: Type-C\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDimensions (W*D*H): 268*155*75mm \/ 10.55*6.10*2.95in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePackage dimensions (W*D*H): 380*220*95mm \/ 14.96*8.66*3.74in\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eNet weight: 1.61kg \/ 3.55lb\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePackage weight: 2.00kg \/ 4.41lb\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\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*VU3Pro\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cspan\u003e1*Power Adapter\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cspan\u003e1*Remote Control (without battery)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1*USB Cable(type-c)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"Yellow \/ US","offer_id":46655169954024,"sku":"XX-VU3-PRO-L-US","price":154.99,"currency_code":"USD","in_stock":true},{"title":"Yellow \/ UK","offer_id":47406396571880,"sku":"XX-VU3-PRO-L-UK","price":154.99,"currency_code":"USD","in_stock":true},{"title":"Yellow \/ EU","offer_id":47406396604648,"sku":"XX-VU3-PRO-L-DE","price":154.99,"currency_code":"USD","in_stock":true},{"title":"Yellow \/ AU","offer_id":47406396637416,"sku":"XX-VU3-PRO-L-AU","price":154.99,"currency_code":"USD","in_stock":true},{"title":"Yellow \/ Other","offer_id":47406396670184,"sku":"XX-VU3-PRO-L","price":154.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ US","offer_id":46655169986792,"sku":"XX-VU3-PRO-B-US","price":149.99,"currency_code":"USD","in_stock":false},{"title":"Blue \/ UK","offer_id":47406396702952,"sku":"XX-VU3-PRO-B-UK","price":149.99,"currency_code":"USD","in_stock":false},{"title":"Blue \/ EU","offer_id":47406396735720,"sku":"XX-VU3-PRO-B-DE","price":149.99,"currency_code":"USD","in_stock":false},{"title":"Blue \/ AU","offer_id":47406396768488,"sku":"XX-VU3-PRO-B-AU","price":149.99,"currency_code":"USD","in_stock":false},{"title":"Blue \/ Other","offer_id":47406396801256,"sku":"XX-VU3-PRO-B","price":159.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/XX-VU3PRO_1.jpg?v=1724806976"},{"product_id":"douk-audio-tube-t5c-mini-stereo-tube-preamp-4-way-audio-selector-splitter-headphone-amp-w-vu-meter","title":"Douk Audio TUBE-T5C Mini Stereo Tube Preamp 4-Way Audio Selector Splitter Headphone Amp w\/ VU Meter","description":"\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eOptimized Tube Amplification: \u003c\/span\u003e\u003cspan\u003ePowered by an isolated power section with metal shielding, effectively reducing interference for a cleaner and more stable audio signal. The tube operates at a boosted 180V, maximizing its performance for a rich, dynamic sound.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e4-Way Audio Selector \u0026amp; Splitter: \u003c\/span\u003e\u003cspan\u003eSupports up to 4 RCA inputs, allowing easy connection to CD players, DACs, streamers, and Blu-ray players etc. The input switch enables seamless comparison between multiple devices without constant replugging. Dual outputs support simultaneous output, allowing connection to two amplifiers or two active speaker sets.  \u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eVintage VU Meter and Built-in Tube: \u003c\/span\u003e\u003cspan\u003eThe elegant VU meter, paired with a glowing tube, brings a timeless vintage aesthetic. The adjustable internal RGB lighting further enhances the ambiance. Whether in a studio or a cozy listening space, it creates an immersive experience.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eHeadphone Output \u0026amp; Tone Control: \u003c\/span\u003e\u003cspan\u003eWith an integrated headphone jack, it delivers up to 500mW at 32Ω, ensuring ample drive for a wide range of headphones. Additionally, the adjustable bass and treble controls allow for precise tonal shaping, letting you customize the sound to match different headphones and audio setups.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eEasy Op-amp and Tube Upgrades: \u003c\/span\u003e\u003cspan\u003eDesigned for effortless customization, the pluggable sockets allow users to easily swap out op-amps and tubes for enhanced flexibility. Upgrade to higher-end components to refine the sound quality and elevate your listening experience.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003eWarm tips\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cdiv\u003e\u003cspan\u003e1. All outputs work at the same time. The volume\/treble\/bass are controlled simultaneously.  \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e2. If the VU meter needle isn't moving noticeably, please turn up the bass and the master volume.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e3. 10-second warm-up required; audio delayed during tube activation.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e4. \u003c\/span\u003e\u003cspan\u003eThe TUBE-T5C with 1PC pluggable NE5532 op-amp, can be upgraded by dual op-amps like 2134\/2604\/5532\/2068\/muse02.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e5. Default one ECC83 tube, can be directly replaced by PSVANE 12AX7-S and Shuguang 12AX7B \/ 7025 \/ 12AX7 etc.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e6. High voltage inside, please turn the TUBE-T5C off first before replacing the op-amp and the tube, and avoid dropping anything inside.\u003c\/span\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\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv 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: TUBE-T5C\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio input: 4 groups of RCA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio output: 2 groups of RCA \/ 3.5mm headphone jack\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInput sensitivity: 0.775V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRated output level: 2V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency response: 20Hz-20KHz (±0.8dB)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTHD+N: 0.06%\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSNR: ≥107dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBass\/treble range: ±6dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeadphone output power: 500mW\/32Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMatched headphone impedance: 16-600Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorking voltage: DC 12V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions (W*D*H): 152*92*85mm \/ 5.98*3.62*3.35in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage dimensions (W*D*H): 285*155*110mm \/ 11.22*6.10*4.33in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet weight: 827g \/ 1.82lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 1.10kg \/ 2.42lb\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\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003ePacking list\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* TUBE-T5C Preamp\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* DC 12V Power Adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* Hexagonal Wrench\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47406467383528,"sku":"SUC-TUBE-T5C-US","price":109.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47406467416296,"sku":"SUC-TUBE-T5C-UK","price":109.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47406467449064,"sku":"SUC-TUBE-T5C-DE","price":109.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47406467481832,"sku":"SUC-TUBE-T5C-AU","price":109.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47406467514600,"sku":"SUC-TUBE-T5C","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/b8230117d6358065dd6cc75f562bea3d.jpg?v=1747795184"},{"product_id":"douk-audio-4-way-audio-switcher-splitter-5-band-stereo-eq-preamp","title":"Douk Audio D5 4-Way Audio Switcher\/Splitter with EQ Preamp","description":"\u003cdiv\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e1-IN-4-OUT Flexible Splitter: Easily connect up to four amplifiers or active speakers etc. Choose any combination of outputs to work simultaneously, allowing for effortless comparisons or multi-device listening\u003c\/span\u003e\u003cspan\u003e, offering unmatched flexibility for your home audio setup.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e4-IN-1-OUT Audio Switcher: \u003c\/span\u003e\u003cspan\u003eEasily switch between four different audio sources such as phones, tablets or players. Say goodbye to constant plugging and unplugging, and quickly compare multiple sources. Ideal for anyone needing seamless switching.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-end=\"359\" data-start=\"66\"\u003e\n\u003cp data-end=\"359\" data-start=\"69\"\u003e\u003cspan\u003e5-Band Equalizer with EQ Bypass: Fine-tune your sound with precise frequency adjustments at 80Hz, 330Hz, 1KHz, 3.3KHz, and 10KHz. Or switch to EQ Bypass mode for a direct, unaltered signal to your speakers or headphones, giving you full control over your sound. \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRetro-Style VU Meter: Features a large analog VU meter with 6-level backlight and gain adjustment, providing real-time visual feedback of the music's dynamics. Housed in a compact metal enclosure, it combines vintage charm with long-lasting durability.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-end=\"359\" data-start=\"66\"\u003e\u003cspan\u003eHeadphone Amplifier for Personal Listening: The D5 also doubles as a headphone amplifier, offering decent performance for personal listening. Enjoy rich, detailed audio for your headphones, enhancing every note with precision and clarity.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cstrong data-end=\"75\" data-start=\"26\"\u003eQ: Does the D5 come with a power supply?\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong data-end=\"84\" data-start=\"78\"\u003eA:\u003c\/strong\u003e\u003cspan\u003e Yes. Please use the supplied DC 5V\/2A power adapter for optimal performance. If using \u003c\/span\u003e\u003cspan\u003eother\u003c\/span\u003e\u003cspan\u003e power supply, ensure it provides at least 2A current. Otherwise, the D5 may not function properly.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp data-end=\"473\" data-start=\"282\"\u003e\u003cstrong data-end=\"354\" data-start=\"282\"\u003eQ: Can all four channels output simultaneously in \"1-IN-4-OUT\" mode?\u003c\/strong\u003e\u003cbr data-end=\"357\" data-start=\"354\"\u003e\u003cstrong data-end=\"363\" data-start=\"357\"\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes, in \"1-IN-4-OUT\" mode, all four channels can output simultaneously, with D5 acting as an audio splitter.\u003c\/p\u003e\n\u003cp data-end=\"666\" data-start=\"480\"\u003e\u003cstrong data-end=\"511\" data-start=\"480\"\u003eQ: Can I use D5 as a 4-IN-1-OUT mixer?\u003c\/strong\u003e\u003cbr data-end=\"514\" data-start=\"511\"\u003e\u003cstrong data-end=\"520\" data-start=\"514\"\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eD5 does not support individual volume control for each channel, so it is not recommended as a mixer. However, it works effectively as a switcher.\u003c\/p\u003e\n\u003cp data-end=\"885\" data-start=\"673\"\u003e\u003cstrong data-end=\"728\" data-start=\"673\"\u003eQ: Why is there no sound when the RCA I\/O port is connected?\u003c\/strong\u003e\u003cbr data-end=\"731\" data-start=\"728\"\u003e\u003cstrong data-end=\"737\" data-start=\"731\"\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 3.5mm Priority jack takes priority over the RCA I\/O port. To use the RCA I\/O port, please ensure the Priority jack is not connected.  \u003c\/p\u003e\n\u003cp data-end=\"1104\" data-start=\"892\"\u003e\u003cstrong data-end=\"930\" data-start=\"892\"\u003eQ: There is noise during operation. What should I do?\u003c\/strong\u003e\u003cbr data-end=\"933\" data-start=\"930\"\u003e\u003cstrong data-end=\"939\" data-start=\"933\"\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIf noticeable noise occurs, please try toggling the GND switch on the rear panel. Switching it on or off can resolve most ground loop issues, but we cannot guarantee 100%.\u003c\/p\u003e\n\u003cp data-end=\"1304\" data-start=\"1111\"\u003e\u003cstrong data-end=\"1164\" data-start=\"1111\"\u003eQ: Is volume control available in EQ bypass mode?\u003c\/strong\u003e\u003cbr data-end=\"1167\" data-start=\"1164\"\u003e\u003cstrong data-end=\"1173\" data-start=\"1167\"\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes, volume control remains available in EQ bypass mode.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBrand: Nobsound\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModel: D5\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio input: 3 groups of RCA \/ 1*3.5mm AUX\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio output: 3 groups of RCA \/ 1*3.5mm Jack\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorking mode: 1-IN-4-OUT \/ 4-IN-1-OUT\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4-Channel simultaneous output: Support\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency adjustment: 80Hz\/330Hz\/1KHz\/3.3KHz\/10KHz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEQ adjustment range: ±10dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEQ bypass mode: Support\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInput impedance: 50KΩ\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutput impedance: 10Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency response: 20Hz-20KHz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMatched headphone impedance: 32-200Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeadphone output power: 150mW@32Ω\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVU meter backlight brightness adjustment: 6 levels\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVU meter swing range adjustment: Support\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorking voltage: DC 5V\/≥2A\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions (W*D*H):  130*80*104mm \/ 5.12*3.15*4.09in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage dimensions (W*D*H): 210*185*100mm \/ 8.27*7.28*3.94in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet weight: 685g \/ 1.51lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 1.0kg \/ 2.20lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003ePacking list\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1* D5 Audio Selector\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e1* DC 5V Power Adapter\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Type-C Cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* Screwdriver\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47544764956904,"sku":"XX-D5-US","price":109.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47544764989672,"sku":"XX-D5-UK","price":109.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47544765022440,"sku":"XX-D5-DE","price":109.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47544765055208,"sku":"XX-D5-AU","price":109.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47544765087976,"sku":"XX-D5","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/000_9c3c3306-8756-46a7-b69a-f0626ce49740.jpg?v=1753953920"}],"url":"https:\/\/doukaudibestseller.com\/collections\/audio-selector.oembed","provider":"Douk Audio","version":"1.0","type":"link"}