| 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 < 1GHz - 2FSK, 3FSK, 4FSK, MSK 80MHz ~ 650MHz, 862MHz ~ 950MHz 32.8kbps 13dBm -130dBm - SPI - 2.3 V ~ 3.6 V 26.4mA 32.3mA |