1. Support USB flash drive interface to play music directly;

2. Support MP3 format and WAV, WMA, FLAC, APE and other lossless decoding methods;

3. High-fidelity Bluetooth 5.0;

4. Third-generation power intelligent management, intelligent energy-saving power off, ultra-low voltage battery intelligent protection;

5. A 3.5 line input interface, which can be connected to a variety of audio source inputs (DVD, mobile phone, flat-screen TV, computer, etc.);

6. Built-in DSP chip, support guitar and microphone multiple effect mode adjustment;

7. Support microphone priority function;

8. Support the function of eliminating original singing;

9. Support microphone anti-whistling function;

10. Support USB flash drive recording function;

11. OTG live broadcast function (OTG live port)

12. 3.5 headphone output port;

13. 6.35mm stereo output interface;

14. 6.35mm guitar or microphone input interface;

15. Guitar independent effect adjustment;

16. A 6.35mm wired microphone input interface;

17. Microphone independent treble, midrange, bass and effect adjustment;

18. Single, all loop playback function

19. Music volume and microphone volume can be adjusted independently;

20. Chinese character OLED function display;

21. Intelligent power indicator function;

22. Support dual-mode charging function on and off;