| 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 - DSSS, GFSK 2.4GHz 1Mbps 4dBm -97dBm - SPI 4 1.8 V ~ 3.6 V 21.2mA 34.1mA |