For Banana Pi -M2 Berry -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 boot the system image from the SD card. for Banana PI -M2 Berry has strong compatibility and can run android system, Debian linux, linux, system and Allwinner TinaLinux system. for Banana PI -M2 Berry Hardware: Allwinner R40/V40 -core processor, 1GB LPDDR3 memory, Gigabit Ethernet port, 4 USB ports Run Android5.1 smoothly. The Banana PI -M2 Berry 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 Pi family, -M2 Berry is a direct upgrade version of Banana Pi 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 -M2 Berry. Material: PCB colour: blue Package Contents: 1 x Development Board Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.