This RF module comprises an RF Transmitter and an RF Receiver. The transmitter/receiver (Tx/Rx) pair operates at a frequency of 433 MHz. An RF transmitter receives serial data and transmits it wirelessly through RF through its antenna connected at pin4. The transmission occurs at the rate of 1Kbps – 10Kbps. The transmitted data is received by an RF receiver operating at the same frequency as that of the transmitter.

Weight 20 g
Dimensions 4 × 4 × 3 cm
Operating Frequency

315 MHz, 433.92 MHz

Quiescent Current (mA)


Receiver sensitivity

-105 dB

Launch Distance (m)


Transmitting frequency (MHz)



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