{"product_id":"woopker-audio-amplifier-board-7-4v-battery-version-30w-subwoofer-microphone-amp-module-channel-2-0-for-4-ohms-speaker-home-diy","title":"WOOPKER Audio Amplifier Board 7.4V Battery Version 30W Subwoofer Microphone Amp Module Channel 2.0 for 4 ohms Speaker Home DIY","description":"\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cp style=\"font-size:16px;font-weight:bold;text-align:left;color:rgb(67, 70, 73)\" align=\"left\"\u003eFeature:\u003c\/p\u003e\n\u003cp style=\"font-size:13px;text-align:left;color:rgb(67, 70, 73)\" align=\"left\"\u003e1. Support reading MP3 music in U disk and TF card.\u003cbr\u003e2. Bluetooth 5.0 - Quick connection within 5m, delivering high-quality sound without any delay or distortion.\u003cbr\u003e3. For 7.4V lithium battery, can be charged with DC9V\/1-3A charger.\u003cbr\u003e4. With AUX IN audio input function, can be connected to the computer to play.\u003cbr\u003e5. With Mic jack, you can sing after connecting a wired or wireless microphone.\u003c\/p\u003e\n\u003cp style=\"font-size:16px;font-weight:bold;text-align:left;color:rgb(67, 70, 73)\" align=\"left\"\u003eSpecificities\u003c\/p\u003e\n\u003cp style=\"font-size:13px;text-align:left;color:rgb(67, 70, 73)\" align=\"left\"\u003eName: Amplifier Board\u003cbr\u003eModel: A148\u003cbr\u003eChannel: 2.0\u003cbr\u003eRated Power: 15W+15W\u003cbr\u003ePeak Power: 35W+35W\u003cbr\u003eBluetooth: 5.0\u003cbr\u003eS\/N Rate: 85db\u003cbr\u003eDistortion Rate: 5%\u003cbr\u003eRated frequency: 20-20KHz\u003cbr\u003eFM Frequency: 87.5-108MHZ\u003cbr\u003ePower Supply: 7.4V Lithium Battery\u003cbr\u003eBattery for Remote: CR2025 x1(Not Included!)\u003cbr\u003eAudio Input: BT\/USB\/AUX\/MIC\u003cbr\u003eAudio Output: Wired Speaker Jack\u003cbr\u003eSpeaker Impedance: 4 ohms\u003cbr\u003eU-disk supported formats: MP3\/ APE\/ FLAC\/ WMA\/ WAV\u003cbr\u003eMax. capacity of U-disk: 64G\u003cbr\u003eSize: Appx 205x80x25mm\u003cbr\u003eGW: Appx 0.2KG\u003c\/p\u003e\n\u003cp style=\"font-size:16px;font-weight:bold;text-align:left;color:rgb(67, 70, 73)\" align=\"left\"\u003eNOTE:\u003c\/p\u003e\n\u003cp style=\"font-size:13px;text-align:left;color:rgb(67, 70, 73)\" align=\"left\"\u003e● Must connect a 7.4V battery to open.---this is very important for power on.\u003cbr\u003e● Cause national delivery regualtion,the battery not included.\u003cbr\u003e● The positive and negative poles of the battery must be connected according to the this picture, otherwise the board will be burnt.\u003c\/p\u003e\n\u003cp style=\"font-size:16px;font-weight:bold;text-align:left;color:rgb(67, 70, 73)\" align=\"left\"\u003ePackage included:\u003c\/p\u003e\n\u003cp style=\"font-size:13px;text-align:left;color:rgb(67, 70, 73)\" align=\"left\"\u003e1x Amplifier Board\u003cbr\u003e1x Remote Control\u003cbr\u003e2x Speaker Cable\u003cbr\u003e\u003cbr\u003eNote: The battery is not included !\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cimg style=\"width:100%;height:auto\" width=\"100%\" height=\"auto\" src=\"https:\/\/ae01.alicdn.com\/kf\/S22a7049db7724b19a058762d6e83a777v.jpg?width=1000\u0026amp;height=1000\u0026amp;hash=2000\" slate-data-type=\"image\"\u003e \u003cimg style=\"width:100%;height:auto\" width=\"100%\" height=\"auto\" src=\"https:\/\/ae01.alicdn.com\/kf\/S30001df632044670909e6df25adb9b01K.jpg?width=1000\u0026amp;height=1000\u0026amp;hash=2000\" slate-data-type=\"image\"\u003e \u003cimg style=\"width:100%;height:auto\" width=\"100%\" height=\"auto\" src=\"https:\/\/ae01.alicdn.com\/kf\/S0fe74214880d433694e7779a56a7c6d6r.jpg?width=1000\u0026amp;height=1000\u0026amp;hash=2000\" slate-data-type=\"image\"\u003e \u003cimg style=\"width:100%;height:auto\" width=\"100%\" height=\"auto\" src=\"https:\/\/ae01.alicdn.com\/kf\/S05fc2179d2af400991fd962ce5cab710H.jpg?width=1000\u0026amp;height=1000\u0026amp;hash=2000\" slate-data-type=\"image\"\u003e \u003cimg style=\"width:100%;height:auto\" width=\"100%\" height=\"auto\" src=\"https:\/\/ae01.alicdn.com\/kf\/S646377513a044e279fbc5155287a852fB.jpg?width=750\u0026amp;height=1000\u0026amp;hash=1750\" slate-data-type=\"image\"\u003e\u003cbr\u003e\u003ckse:widget data-widget-type=\"customText\" id=\"1005000019407606\" type=\"relation\"\u003e\u003c\/kse:widget\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cbr\u003e","brand":"Type Beat Music Store","offers":[{"title":"7.4V","offer_id":47627522015422,"sku":"14:193","price":25.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/5048\/2878\/files\/v-7.4V__-525871511.webp?v=1781323359","url":"https:\/\/www.typebeatmusicstore.com\/products\/woopker-audio-amplifier-board-7-4v-battery-version-30w-subwoofer-microphone-amp-module-channel-2-0-for-4-ohms-speaker-home-diy","provider":"Type Beat Music Store","version":"1.0","type":"link"}