General description DC12V/24V 110V-220V 30W Audio Bluetooth Amplifier Board is designed for versatile audio applications, suitable for both home and car use. It supports MP3 playback from TF cards and USB drives, and features Bluetooth connectivity for wireless audio streaming. Technical specifications Working Voltage: DC12V-24V or AC 110V-220V Rated Power: 30W Plug Type: US Plug Color: Black & Gold Material: Iron + PCB Measurement allowed error: +/- 1-3cm Compatibility and accessories Compatible with wireless microphone board (not included) Includes: 1 x Bluetooth Amplifier Board, 1 x Remote Control, 1 x DC Cable, 1 x Power Supply Cable Usage Supports adjustment of treble, bass, and master volume Features AUX audio input for connection to computers, phones, or CD players Dual microphone input with adjustable reverb Built-in Bluetooth and FM radio functionality Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ