For Banana Pi BPI-M2 quad-core single-board computer is developed with Allwinner R40/V40 chip. Support onboard Wifi and Bluetooth, support SATA interface, can directly to hard disk. There is an SD card socket on the board to boot the system from the SD card.For Banana PI BPI-M2 has strong compatibility and can run android system, for Debian linux, for , for system and Allwinner TinaLinux system.For Banana PI BPI-M2 Hardware: Allwinner R40/V40 quad-core processor, 1GB LPDDR3 memory, Gigabit Ethernet port, 4 USB ports Run Android5.1 smoothly. The for Banana PI BPI-M2 is exactly the size as the for 3 and can be directly used with the for 3 case. GPIO with for 3 and can run rasbian system.As a member of for Banana Pi family, BPI-M2 is a direct upgrade version of for Banana Pi M1/M1+, which supports SATA.The size and interface of the board are the as the for 3, so you can the for 3 shell and other accessories directly on the BPI-M2 Name:Development Board With:For Banana Pi BPI-M2 Accessory Type: CaseType:Aluminum Case For Banana Pi BPI-M2 Type:Case For Banana Pi BPI-M2 Demo Board Type: ArmType:Expansion BoardSet:Acolor:BlueMaterial:PCB+Acrylic+MetalPackage Contents:1 x BPI-M2 Development Board1 x Acrylic Case4 x Heat sink1 x FanOnly the above package content, other products are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.