| Type RF Family/Standard Protocol Modulation Frequency Data Rate (Max) Power - Output Sensitivity Memory Size Serial Interfaces GPIO Voltage - Supply Current - Receiving | TxRx + MCU General ISM/SRD < 1GHz - FSK, GFSK, MSK, OOK 315MHz, 433MHz, 470MHz, 868MHz, 915MHz, 928MHz, 955MHz 300kbps 17dBm -120dBm 32kB Flash, 2kB RAM SPI, UART 6 1.8 V ~ 3.6 V 16mA 95mA |