1. Bluetooth 5.0;

2. Three-channel single-channel microphone and musical instrument input port;

3. Three-way balanced combination of QAN microphone and instrument input port; 4. A stereo line input port;

5. One U disk interface, support U disk internal recording;

6. One tpye_c interface

7. Two 3.5 wired live broadcast interfaces; 8. All the way to the 3.5 stereo headphone jack;

9. A 6.35 stereo line output, a QNON balanced line output;

10. Support condenser microphone input (CH1 combo socket only); 11. Support high resistance input of musical instruments (CH2 single-channel input port only);

12. Support MP3 WAV WMA FLAC APE music format;

13. Support single song or full loop function;

14. Support separate adjustment of music and microphone volume;

15. Support custom storage and recall;