Modulation Mode :Infrared Automatic Frequency The Frequence Range :740MHz-820MHz Oscillation Mode:PLL Synthesized

Modulation Mode :Infrared Automatic Frequency  The Frequence Range :740MHz-820MHzOscillation Mode:PLL SynthesizedDiversity Mode:Dual Tune True DiversityReceive Channel :Dual 100 ChannelFrequency Response:40HZ-16KHZ Receiving Distance:100MFrequency Stability:+/-0.0005%Receiver Power:DC12-18V/500mA   T.H.D:<0.2%Operating Time:10-15hours  Battery: 2*AA battery