Features:433MHz FSK/GFSK transceiver module20dBm output power-121dBm sensitivityStandard SPI interfaceTemperature sensor and 8-bit ADCData Rate: 0.123~256 kbpsStandby current: <1uASupply voltage: 1.8~3.6VDRF4432F20 is a type of low cost RF front-end transceiver module based on SI4432 from Silicon labs. It keeps all the advantages of RFIC SI4432 but simplifies the circuit design. The high