A range of basic radio telemetry transmitter and receiver modules operating in the 433MHz ISM frequency band. Digital data can be communicated directly from a microcontroller serial port, or via a suitable codec.

RF Carrier frequency: 433.92MHz ISM band
RF Output Power: +10dBm
Modulation: FSK
OTA Data rate: 200 to 4800bps
Receiver Sensitivity: -106dBm
Range: up to 100m
Tx input/Rx output: serial CMOS/TTL
Low power consumption
No adjustable components
Power supply: +2.2 to +3.5Vdc (Transmitter), +4.5 to +5.5Vdc (Receiver)
Applications: Security systems, Remote gate controls, Remote sensing, Data capture, Garage door controller, Short-range communication for the Internet of Things (IoT)

RS Product Codes
385-487 QFM-TX1-433 Transmitter
657-1362 QFM-RX1-433 Receiver

A 4-button secure remote control system can be built using one Tx and one Rx module together with the RF600 Codec chipset: RF600E Encoder, RS Part No. 505-6929 and RF600D Decoder, RS Part No. 505-6935

Wireless Modules - Quasar