Technical Specifications of attending unit microphone chairman unit has priority control function carrier frequecy band
Connected large mic tube, removable special lithium
Battery: 3 1.5V AA batteries
Work Power: DC 3.7V -- 4.5V
Continuous working time: about 8 hours
Consumed Power standby: ≦360mW,
speech state: ≦630mW
Work Temperature: -10℃~40℃
Mic Rod Length: 420mm
Socket Size 186×135×53mm
Net Weight: 0.8kg
Voice Channel
Communication Mode
Channel Count 5 channels (1 Chairman unit channel,
4 representative units channels)
Frequency Range
Carrier frequency band: UHF640MKz-690MHz
Modulation Method: FM
Max Modulation: 60K
Radiant Power: ≦+9dBm
Frequency Deviation: <0.002
Speech Distance: 10cm--30cm
Control Channel
Communication Mode wireless mode(double tracks)
Channel Count: 16
Frequency Range: 422.4MHz -- 438.4MHz
Modulation Method: FSK
Receiving Sensitivity: -100dBm
Radiant Power: ≦+6dBm
Frequency Deviation: <0.002
Data Rate: 100KBPS
Bandwidth: 30MHz
Maximum deviation: ±45KHz
Sensor: Capacitive, unidirectional/super-directional
RF power output: 15mW
