MP3 audio power amplifier decoding board with Bluetooth 5.0 lossless U disk TF card AUX player DIY speaker box 5V

Description:

I. Function Introduction:

Support Bluetooth function / with power amplifier 2*3-5W / dual decoding MP3, WMA, WAV format music / read USB disk (up to 32GB) / read TF card (up to 32GB) / radio FM / external audio input LINE IN (AUX) / INFRARED REMOTE CONTROL / POWER OFF MEMORY (TO SONG) / VOICE HANDS-FREE CALL / POWER SUPPLY 3.7-5V

II. Main Functions:

1. Double decoding supports MP3/WMA/WAV format music;

2. Support Bluetooth function;

3. With power amplifier 2*3W;

4. Support TF card, support USB interface (U disk);

5. Power-off memory function;

6. Support 5-10 meters distance infrared remote control operation;

7. Support external audio source input LINE IN (AUX);

8. Support radio FM, cable band (87.5MHZ-108.0MHZ);

9. Buttons: four-button multi-directional control, previous song / playback pause / next song / MODE; 10. Bluetooth name: JQ-BT

Third, the key operation is detailed:

1. VOL-button (previous song/volume reduction): In the MP3 state, VOL-short press is the previous song, and long press is the volume decrease; In the FM state, short press to adjust the station number upwards; Under the Bluetooth function, a short press is a Bluetooth previous song, and a long press is a volume reduction.

2. AUTO button (play/pause): in the MP3 state, AUTO short press is play/pause; In the FM state, short press is play/pause, and long press is automatic closing and saving station; Short press under Bluetooth function to play/pause.

3. VOL+ button (next song/volume increase): VOL+ short press is the next song in MP3 state, and long press is volume increase; In the FM state, short press to adjust the station number down; In the Bluetooth function, short press is the next song of Bluetooth, and long press is reduced volume.