For Banana BPI-M2 -core single-board computer is developed with Allwinner R40/V40 chip. Support onboard Wifi and Bluetooth, support SATA interface, can directly connect to hard disk. There is an SD card socket on the board to the system from the SD card. for Banana BPI-M2 has strong compatibility and can run android system, Debian linux, , system and Allwinner TinaLinux system. for Banana BPI-M2 Hardware: Allwinner R40/V40 -core processor, 1GB LPDDR3 memory, Gigabit Ethernet port, 4 USB ports Run Android5.1 smoothly. The Banana BPI-M2 is exactly the same size as the 3 and can be directly used with the 3 case. GPIO compatible with 3 and can run rasbian system. for As a member of Banana , BPI-M2 is a direct upgrade version of Banana M1/M1+, which supports SATA. The size and interface of the board are the same as the 3, so you can use the 3 shell and other accessories directly on the BPI-M2 . Material: PCB colour: blue Package Contents: 1 x Development Board Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.