Features and benefits Advanced audio technology: The Bluetooth MP3 Decoder Board supports MP3 and WMA formats, enabling seamless wireless audio streaming and hands calls from your smartphone. Easy remote control: A remote control is included for convenient music management, making it suitable for upgrading a home audio system or adding Bluetooth to a car stereo. Flexible connectivity: USB and TF card slots allow playback from multiple storage devices. The integrated FM radio tuner provides access to a variety of radio stations. Use scenarios Home audio upgrade: Add Bluetooth streaming and hands calling to a home stereo or speaker system without replacing existing components. Car stereo enhancement: Retrofit a vehicle stereo to enable wireless music playback and phone conversations through Bluetooth. DIY audio projects: Incorporate the board into Bluetooth enabled speakers, amplifiers, or other custom audio installations for portable or fixed setups.