... : 1,Transmitting Frequency: CH1-2370MHZCH2-2390MHZ CH3-2490MHZCH4-2510MHZ Wireless transceiverTransmitter Parameter :1,Transmitting Frequency: CH1-2370MHZCH2-2390MHZ CH3- ... 120 mA9,Operation Temperature -30°C-- +70°CReceiver parameters1,Wireless receiving frequency: CH1-2370MHZCH2-2390MHZ CH3-2490MHZCH4-2510MHZ2,Receiving ... 150 mA9,Operation Temperature -30°C-- +70°C Wireless transceiver for camera