RF receiver, rf module, wireless receiver, alarm accessory, transmitter. module,FSK, ASK RF receiver, rf module, wireless receiver, alarm accessory, transmitter. module1).Operating voltage; DC5V 2).Operating Curren; 3mA3).Dimensions; 43.3*11.9*8.6 4).Receiving Frequency; 315MHZ,433MHZ 5).Receiving sensitivity >80-dbm RF/wireless Receiver