Mesh Bee - Open Source Zigbee Pro Module with MCU (JN5168) Microprocessor :JN5168 (32-bit RISC CPU, 32MHz clock speed), with 256kB/32kB/4kB (Flash/RAM/EEPROM) PCB size :24.5mmx30.5mmx0.8mm, Outline Dimension :24.5mmx30.5mmx9.77mm Power supply :3.3V, IO counts :12, ADC input :3(2 multiplexing with IO) Interfaces :UARTx2, SPI, I2C Program interface :UART+MISO Connectivity :Socket compatible with XBee Communication Protocol :Uart(TTL) Operating Frequency Band :2.4GHz Stack/Software :RF4CE, JenNet-IP , ZigBee Pro