This item is a Bluetooth MP3 Decoder Board Module with a remote control, used to add wireless connectivity and media playback functionality to audio systems like speakers.
Audio Features: Supports Bluetooth wireless streaming, FM radio, and playback from USB drives and TF/SD cards.
Power Input: Compatible with both DC 5V and DC 12V power supplies.
Interface: Features a digital LED display, IR receiver for the remote, and recording functionality.
Common Applications: Often used for DIY audio projects, repairing old speakers, or installing in vehicles.