◆Multiple-core DSP digital processing technology based on independent research and development, digitally controlled simulated audio processing circuit;

◆Digitally controlled simulated audio processing circuit;

◆Seven-band EQ for music and microphone; adjustable low cut frequency point for microphone; 

◆Professional howling-prevention technology based on independent research and development;

◆Designed with intelligent distortion amplitude limiting circuit;

◆Efficient patented heat dissipation technology based on independent research and development;

◆Provided with short-circuit, overload, over-temperature and startup delay protection;

◆Startup volume and maximum volume lock function for music, microphone and sound effect;     

◆RS232 interface, PC software control, and online VOD interactive tone tuning; 

1. Power switch

2. Effect mode selecting key

3. Microphone mode selecting key

4. Music mode selecting key

5. Musical intonation control and reset

6. Input channel selection

7. Switch of the microphone's external anti-squealing handler is added into selection / page up to adjust function parameters

8. Switch of the music signal is added into selection / page down to adjust function parameters

9. MIC1, MIC2, MIC3 input and microphone volume corresponding to adjustment control of MIC, A, MIC, B input at the back of the machine

10. Microphone input socket

11. Music volume control knob

12. In normal condition, it is used for effect volume adjustment, but when entering the function parameter selection, it is used for addition and 

subtraction of function adjustment

13. VFD display screen

14. Microphone volume control knob

1. Two-way audio input interface and audio input limits

2. Audio output and mega bass audio output interface

3. Cooling intake

4. Loudspeaker output interface

5. Current overload protector: if the protector is off due to over current, press the button to resume

6. AC power input, when use it, please plug the power cord into the required AC220V power outlet

7. The RS232 serial control interface is connected with the PC serial interface           

8. One-way fiber audio input interface

9. MIC A、MIC B microphone input interface