Microcontroller: ATmega2560 This is an Updated Mega 2560 Boards with few enhancements as listed below and in the Description The Mega ADK is a microcontroller board based on the ATmega2560 It uses CH340G USB to UART Interface and hence is fully compatible with Windows(including 10) and Linux OS CH340G replace the Atmega 8U2/16U2 Operating Voltage: 5V Input Voltage (recommended): 7-12V