<p> 5.1 chip, simpler and faster connection, 15m transmission distance, more stable signal and faster transmission.</p> <p>U disk playback function, open the U disk playlist, select songs at , support shake to switch songs.</p> <p>Upgraded large chip, support AAC Bluetooth decoding, more lossless formats, low latency, support APP and .</p> <p>Mono Bluetooth amplifier board 100W.</p> <p>Easily connect your audio system.</p> <p>Model:-1001B</p> <p>Name:Mono 100W Bluetooth audio amplifier board module</p> <p>Amplifier chip:TPA3116D2</p> <p>Bluetooth version:5.1</p> <p>Bluetooth transmission distance:15 meters</p> <p>Audio input:Bluetooth + AUX + U disk + USB sound card</p> <p>Audio output:Mono 100W</p> <p>Adaptive power supply:DC7-24V, 24A (not AC)</p> <p>Adaptive speaker:20-100W, 3-8 ohms</p> <p>Volume adjustment:total volume with button Single click: play\/pause Double click: next song; triple click: enter or exit mode; long : power off\/on</p> <p>Protection mechanism:input anti-reverse connection, over-temperature, over-current, short circuit, anti-static protection</p> <p>Featured function:support APP. Modify Bluetooth name, password setting, prompt volume adjustment, turn on\/off prompt sound, sleep music, firmware upgrade, etc.</p> <p>Pairing function, true wireless function allows two sets of speakers to be combined into left and right channels. Pairing, stronger spatial positioning.</p> <p>Quantity:1Set</p> <p>Colour:Black</p> <p>Material:ABS</p> <p>Package Contents:</p> <p>1 * Pcd Board</p> <p>1 * Upper Cover</p> <p>1 * Lower Cover</p> <p>1 * Screwdriver</p> <p>1 * Knob Cap</p> <p>1 * Radiator</p> <p>1 * Power Adapter</p> <p>1 * Copper Pillar Package</p> <p>1 * Screw Pack</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>