(OTP, Bluetooth MP3 decoding master chip), package: SSOP-28.

1 Support Bluetooth function and MP3 audio file decoding, Bluetooth 5.0 version, lower power consumption;

2. Support USB playback; Support FAT32 file system;

3. Key support: previous song/volume -, next song/volume+, play/pause, EQ, single, MODE;

4. Support USB playback; Support FAT16/FAT32 file system;

5. Remote control function; Support infrared remote control, 18, 21 key models are optional;

6. EQ function, EQ has six forms: Class, JAZZ, Rock, Bass, POP and Normal;

7. Support mono speakers, with more cost advantages;

8. AUX external input function, which can control the volume of AUX through the master IC.

9. Built in FM radio function, without external radio chip