RF Family/Standard Protocol Modulation Frequency Data Rate Power - Output Sensitivity Serial Interfaces Antenna Type Memory Size Voltage - Supply Current - Receiving Current - Transmitting | 802.15.4 Zigbee® - 2.4GHz 1Mbps 2.5dBm -95dBm I²C, SPI, UART Not Included, U.FL 256kB Flash, 4kB EEPROM, 32kB RAM |