· Discussion type digital conference system unit;

·Anti-electromagnetic and mobile phone interference functions;

· LED prompts speech mode, working status, low voltage indication and other content information;

· The chairman unit has a priority function, which is limited by the unrestricted function and can cut off the representative speech;

· Gooseneck type microphone rod design, the microphone head has a light ring to indicate the power on state;

·External transmitting antenna, so that the signal can be launched in all directions, and there will be no out-of-control state within the effective range;

· Use 3*AA 1.5V battery, which is ready for use and can be used continuously for 7 hours.