| Type RF Family/Standard Protocol Modulation Frequency Data Rate (Max) Power - Output Sensitivity Memory Size Serial Interfaces GPIO Voltage - Supply Current - Receiving | TxRx Only General ISM/SRD < 1GHz - FSK 410MHz ~ 450MHz 200kbps 11dBm -113dBm - SPI - 2 V ~ 2.5 V 12mA 21.5mA |