<p>Model: 1002S</p> <p>Bluetooth version: 5.1</p> <p>Power output: 100W+100W ( power)</p> <p>Audio input: Bluetooth+AUX+USB</p> <p>Power supply: DC 9-24V\/5A or above</p> <p>U disk format: FAT32, Less than 32GB</p> <p>U disk music support format: WAV\/FLAC\/APE\/MP3</p> <p>Whether to support APP control: Yes</p> <p>Left and right channel output power:</p> <p>2*10W@8\/12V; 2*30W@8\/24V</p> <p>2*20W@4\/12V; 2*50W@4\/21V</p> <p>2*70W@4\/24V; 2*100W@2\/21V</p> <p>Protection mechanism: overvoltage; overcurrent; undervoltage; clipping; short circuit; overheating and other protections Multi-function knob:</p> <p>1. Single click: Pause\/play</p> <p>2. Double click: next song</p> <p>3. Triple click: previous song</p> <p>4. Quadruple click: switch input mode (Bluetooth\/AUX\/USB)</p> <p>5. Five clicks: restore factory settings</p> <p>6. Long press: power on\/off</p> <p>Product size: 95x60x23mm</p> <p>Colour:Black</p> <p>Material:ABS</p> <p>type:B: With Line</p> <p>Package Contents:</p> <p>1 x Bluetooth Amplifier Board</p> <p>1 x AUX extension line</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>