Mp3 Decoder Board

Main Functions

1. Dual decoding supports lossless music formats such as MP3, WMA, WAV, FLAC, and APE ;

2. Supports Bluetooth functionality, Bluetooth version 5.0;

3. Equipped with a color digital tube display;

4. Supports MMC/SD/MMA cards and USB interface (USB flash drive);

5. Power-off memory function;

6. Supports infrared remote control operation at a distance of 5-10 meters;

7. Supports external audio input via LINE IN;

8. Supports FM radio, with a frequency range of 87.5MHz-108.0MHz.

9. Buttons: Four buttons for multi-directional control: VOL- / AUTO / VOL+ / MODE;

 

Detailed button operation

1. VOL- button (Previous Track/Volume Down): In MP3 mode, a short press of VOL-button skips to the previous track, and a long press decreases the volume; in FM mode, a short press tunes to the next station; in Bluetooth mode, a short press skips to the previous track via Bluetooth, and a long press decreases the volume.

2. AUTO button (play/pause): In MP3 mode, a short press of AUTO button plays/pauses the audio; in FM mode, a short press automatically tunes to and saves stations, while a long press has no function; in Bluetooth mode, a short press plays/pauses the audio.

3. VOL + button (next track/volume up): In MP3 mode, a short press of VOL+ is for the next track, and a long press is for the volume up; in FM mode, a short press is for tuning down one station; in Bluetooth mode, a short press is for the next track via Bluetooth, and a long press is for the volume down.

4. MODE button: Switches between USB / TF / FM / audio input / Bluetooth functions in sequence .