{"product_id":"nobsound-bluetooth-5-0-vfd-clock-music-spectrum-display-screen-sound-level-meter-3-5mm-aux-audio-switcher-box","title":"Nobsound Bluetooth 5.0 VFD Clock Music Spectrum Display Screen Sound Level Meter 3.5mm AUX Audio Switcher Box","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eDouk Audio\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCertification\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eCE\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChannels\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e2 (2.0)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eDOUK AUDIO Model\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eVFD253\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eMaximum Power Per Channel\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNO POWER\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eModel Number\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eVFD253\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003ePackage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eYes\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv class=\"detailmodule_dynamic\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_dynamic\"\u003e\u003ckse:widget data-widget-type=\"customText\" id=\"16942927\" type=\"relation\"\u003e\u003c\/kse:widget\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cdiv\u003e\n\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eFeatures\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eVFD253 integrates mutiple functions into a whole:\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eAs an audio spectrum analyzer: adopts dedicated green VFD display screen with 25 × 15 high resolution, guarantee the accuracy of each frequency band. \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eAs a Bluetooth receiver and audio switcher: besides microphone pickup, also with Bluetooth 5.0 and 2 groups of 3.5mm AUX input, works perfectly with your phone\/PC\/game player\/amplifier\/speaker etc. \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eAs a high-precision clock: using RX8025T built-in crystal oscillator whose clock accuracy is ±3ppm, year error within 1 minutes, very cool and interesting.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eWide frequency range \u0026amp; special AGC display: 80Hz-16KHz frequency sweep, high-precision display even can do frequency point test. Speical AGC algorithm and customized output curve, ensure ideal visual effects even the input signal is in a small to large range, avoid that no display when input low and display in full screen when input high.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eMany adjustable items \u0026amp; display effects: gain, brighntness, falling speed of main light column, holding time and falling speed of the peak can be adjusted separately. 5 music spectrum display mode and 2 clock display mode,  all settings with power-off memory function, no need to set again after restarting.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eAttractive looking and convenient use: with remote control, easy to adjsut all settings and see the music level status in real time and every slight change of sound.CNC machined aluminum and transparent acrylic case, both solid and beautiful, compact design not occupy your desktop space. \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eWarm tips: \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003e1. For safe shipping, the remote control may not include batteries (2*AAA), please prepare by yourself.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003e2. 3.5mm AUX1 and 3.5mm AUX2 cannot input at the same time, only one audio source channel (MIC \/ Bluetooth \/  IN1 \/ IN2) can input at a time.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eParameters\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eDisplay screen: VFD (Vacuum Fluorescent Display)\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eResolution: 25 × 15\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eFrequency range supported: 80Hz-16KHz\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eDisplay item: music spectrum \/ clock\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eAudio signal input:  MIC \/ Bluetooth 5.0 \/ 2 groups of 3.5mm AUX\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eAudio signal output: 1 group of 3.5mm AUX\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eWork mode:\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003e1. Auto mode (display music spectrum when music input, display clock mode when no music input)\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003e2. Clock display mode (always)\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eClock display: 2 kinds \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eMusic spectrum display : 5 kinds\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eMusic display mode: AGC+customized output curve (Real output \/ Smooth output)\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eAdjustable items: main light column falling speed \/ peak holding time \/ peak falling speed\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eBrightness adjustment: 5 levels+auto adjustment\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eGain adjustment: 5 levels\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003ePower-off memory function: support\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eRemote control: support\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eWorking voltage: DC 5V\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eDimensions(W*D*H): 184*75*66mm \/ 7.24*2.95*2.60in\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003eNet weight: 322g \/ 0.71lb\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003ePackage weight: 500g \/ 1.10lb\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003ePacking List\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003e1× VFD253 Audio Spectrum(optional)\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003e1× USB Cable (Type-C)\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003e1× Remote Control (without batteries)\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003e2× Pad (stick to the bottom)\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cspan style='font-family:\"times new roman\", times'\u003e1× User Manual\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;display:block;width:100%\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S7c701444d67e4e8ab81470b91342eaa7M.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sda71add1008e4f31aaee9e5062321a2dx.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa88ee55e3c054a2cac74e9ba9803e7d2R.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Se38a849db81d43328290cea7b3478cb2C.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sada0366ef27f4046bb09968621a04c50s.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb74e5b1226fb47dba12a0e9fe186ad65N.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sfb121a697d8c4a658859fac6e4425bf9C.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S395724cf4d3e4a7084fba3404ec4fef1G.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa3860a917a234f6397f90369b933c7992.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S54124d4cbbfa475dbc11b79eb61b62206.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S6a13c51935544e51b01d161806caead8X.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Se4badeba76ac4cbabe180469662f2f929.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S878969b480b747cfb93165ddb331e3649.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S1fd29ffc07a8472888695936cb9acfa0K.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S42afcab56b78427599ebe41756d6e0ecc.jpg?width=1600\u0026amp;height=1600\u0026amp;hash=3200\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae03.alicdn.com\/kf\/Sd4b4fd1b2e3b47e78a3c182b93be115eM.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv class=\"detailmodule_dynamic\"\u003e\u003cdiv class=\"detailmodule_dynamic\"\u003e\u003ckse:widget data-widget-type=\"customText\" id=\"16939938\" type=\"custom\"\u003e\u003c\/kse:widget\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Global Electro Hub","offers":[{"title":"Black \/ United States","offer_id":67999156306071,"sku":"14:193#Black;200007763:201336106","price":107.99,"currency_code":"USD","in_stock":true},{"title":"White \/ United States","offer_id":67999156338839,"sku":"14:29#White;200007763:201336106","price":107.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/7184\/1687\/files\/Sd4b4fd1b2e3b47e78a3c182b93be115eM.webp?v=1790958582","url":"https:\/\/globalelectrohub.com\/products\/nobsound-bluetooth-5-0-vfd-clock-music-spectrum-display-screen-sound-level-meter-3-5mm-aux-audio-switcher-box","provider":"Global Electro Hub","version":"1.0","type":"link"}