| 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 850MHz ~ 950MHz 200kbps 10dBm -111dBm - SPI - 2 V ~ 2.5 V 13.5mA 28mA |