◐The control panel uses LCD screen to display the working status of the system. 

◐ More intuitive and user-friendly.

◐Various work modes follow system mode / first-in first-out mode research and release mode.
◐ With background music volume and total volume output adjuster.
◐Built-in phone coupler input and output ports can be used to hold remote conference calls
◐Each system host can be connected to 75 microphone units and output in three parallel
◐ There is a limit switch for the number of microphones working at the same time, you can choose "1" or "3"
◐ Equipped with audio parallel output and 6.3 jack output interface
◐Interface of recording output function during conference