QQ2440 is an embedded development board, using Samsung S3C2440A processor with a frequency of 400MHz, up to 533Mhz. It has 64M SDRAM memory and 64M Nand Flash storage, and supports various LCD screens and touch screens. It provides multiple interfaces and resources, including Ethernet port, serial port, USB interface, SD card storage interface, audio interface, etc. It supports Linux and WindowsCE operating systems.