Professional Wireless Microphone (UHF)
2 channels can be with 2 options: 1)with 1 microphone
                                                              2) wtih 1 collar microphone
                                                              
System technology:
Frequency range:700-820MHz
2 channels
Band Width:<200KHz
Frequency Response:60-14500Hz
Dynamic range:>100db
T.H.D:<0.5%
S/N:>90dB
Operating temperature:-10C-50C

Transmitter
Power output:30mW
Oscillation model:crystal oscillator
Modulation model:FM
Modulation current:=<75KHz
Operating voltage:DC 3V(2XAA)

 Receiver
Sensitivity:2.0u V
Oscillation model:crystal oscillator
S/N:>90dB
Distortion:<0.5%
Output: 1x XLR balanced output / 1x1/4" mixing unbalanced ouput
Output voltage:DC12V