| Type RF Family/Standard Protocol Modulation Frequency Data Rate (Max) Power - Output Sensitivity Memory Size Serial Interfaces GPIO Voltage - Supply Current - Receiving | TxRx + MCU Bluetooth Bluetooth v2.0 - 2.4GHz 704kbps 3dBm -80dBm 16kB RAM SPI, UART 3 2.5 V ~ 3.6 V 65mA 65mA |