2Pcs IC2272 315MHz 4 Channel Wireless RF Remote Control

2Pcs IC2272 315MHz 4 Channel Wireless RF Remote Control Transmitter Receiver ModuleSpecification Remote control Operating voltage DC 12V 27A 12V battery x 1 Operating current 10mA at 12VRadiated power 10mW at 12VTransmission distance 50m 100m open field the receiver sensitivity of 100dbm Transmitting frequency 315MHZModulation mode ASK Amplitude Modulation Encoder types fixed codeDecoding receiver board Operating voltage DC 5VReceiver sensitivity is 98dBLeg 7 bits VT D3 D2 D1 D0 5V and GNDVT is a valid signal high output pin upon receiving a valid signal the pin output high may also drive the relaySize 6 6 x 22 x 41mmNote There are four buttons on the remote control and respectively correspond to the four data bits to the receiving board output pin D0 D1 D2 and D3 Press the buttons transmit signals the corresponding data bit is output high Package included 2 x Remote control2 x Decoding receiver board