High power output: Supports dual channel 2x10W power, and can also connect two 10W speakers for stunning sound quality. Multi functional connection: Supports USB, TF card, Bluetooth 5.3, FM radio, and multiple playback modes to choose from. Supports multiple music formats: Supports MP3/WMA music formats to create an atmospheric music experience. Microphone function: Compatible with wired and wireless microphones, with reverb and cancellation functions. Convenient operation design: Supports folder switching, remote control, moderate panel size, easy to install. Main control IC: AB5362B Bluetooth IC: AB5362B Bluetooth version: 5.3 Supply voltage: 5V (range 3.7V-5V), current above 2A Amplifier IC: LTK5328 Power: 2x10W, capable of connecting two 10W speakers simultaneously Connection function: microphone connection function, recording function, accompaniment function, folder switching function Music format: MP3/WMA music format Radio FM frequency: 87.5-107.5 MHz Support Function Introduction: Supports MP3/USB/TF/LINE IN/FM/Bluetooth/Remote Control Connection/DC 5V Panel size: 123x57 MM; The depth of the panel at the two corners and screw hole positions is 30 mm. Note:The wiring color be random and not be specified. Specification:B:with small remote control Colour:As Shown Material:PCB Package Contents: 1 * Amplifier board 1 * Remote control Only the above package content, other products are not included. 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.