Conference Table Microphone
Chairman unit can override/mute all the active delegate units
Chairman can approve or reject del

Conference Table Microphone(BH-2020/2010)

Chairman unit can override/mute all the active delegate unitsChairman can approve or reject delegates who request to speakCapsule Type:   Condenser.Frequency Response:   80Hz~17KHz.Polar Parrem:   Omni-directional Output-lmpedan:   2KΩSensitivity:   -46dB±2dBReference Sound-Receiving Distance:   20~120cm.Power Supply(V) :   rechargeable battery; 18VDistortion: less than 0.1%