Carrier frequency band: UHF 640MHz-690MHz
Modulation method: FM
Effective working distance: 60meters
Sensitivity: When the deviation is equal to 25KHz
When inputting 6dBv, S/N>60dB
Bandwith: 30MHZ
Maximum deviation:±45KHz
Comprehensive signal-to - noise ratio S/N:>105dB
Comprehensive frequency response:40Hz-18KHz±1dB
The default system attendance unit capacity at the factory is ≤ 255 (including 1 chairman), a single server can accommodate 60 sets of representative/chairman devices.
Highlighted 1.77 -inch LCD display and hierarcgical menu design make the operation simple and convenient.
Comprehensive T.H.D: <0.1%
Power consumption: 115W
Power supply: AC 220V-230V~50Hz-60Hz
Size(mm): 480x235x65mm
Weight: 4Kg