SYSTEM SPECIFICATION Carrier Freq. : 180-270 MHz Audio Freq.Response : 80 Hz-12KHz Dyanamic Range : >60dB THD : 0.8% S/N Ratio : > ± 60dB Working Range : Approx 50 M TRANSMITER RF Outout power : < 30mw Max. Deviation : ± 75 KHz Freq. Stability : ±0.005% Continous Working Time : Up to 7 hours RECEIVER Power Supply : AC 220-240V 50/60 Hz Power Consumption : 1W Receiving Sensitivity : S/N = 30dB < 2PV