<div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title> </title> <div style="width:100%;height:100%;"> <div style="width:100%;text-align:center;height:30px;" id="title"> <span style="font-weight:bold;font-size:16px;">Optimal Bluetooth Audio 15W Amplifier Board With FM BT Audio Portable Speaker 5V Karaoke Power Amplifier Board MP3 Amplifier</span> </div> <div id="description"> <div class="ui-box-body"> <span style="font-size:18px;"> <div> 1. Support reading MP3 music in U disk and TF card. <br />2. Built-in Bluetooth receiving function, can receive Bluetooth music from mobile phones. <br />3. With AUX IN external audio input function, can be connected to the computer to play. <br />4. The product can be used on 4-5 inches speaker,with 15 watts speakers. <br />5. Support external 3.7V rechargeable battery, can be charged with DC5V charger; (3.7V rechargeable battery and charger not included). <br /> <br />NOTE:VERY IMPORTANT!!! <br />It must connect a 3.7V battery to open. this is very important for power on. <br />Colour:Black <br />Material:Iron+PCB <br /> <br />Package Contents: <br />1 * Amp board(Not including 3.7V rechargeable battery) <br />1 * Remote control(Built-in battery) <br />1 * Speaker cable <br /> <br />Only the above package content, other products are not included. <br />Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. </div></span> </div> </div> <div id="details"> <div class="ui-box-body"> <span style="font-size:18px;"> <table border="0" cellpadding="0" cellspacing="0" style="width: 100.0%;"> <tbody> <tr> <td style="margin: 0 auto; text-align: center;"><p></p><p></p><p></p><p></p><p></p><p></p></td> </tr> </tbody> </table> </span> <br /> <p> <br /> </p> <p> </p> </div> </div> </div></div></div>