The Banana Pi M2 Zero is an ultra single board computer which measures only 60mm x 30mm. external interfaces are the same as the Zero W, and it will fit all cases and accessories for the Zero W. It uses the -core A7 Allwinner H3(option H2+ H5) processor, with 512MB RAM. It's ideal for light-weight and space-limited applications. Like other members of the Banana Pi family, it supports both Linux and Android operating . Main Feature CPU: Allwinner H2+/H3, -core -A7. 512MB DDR 3 SDRAM. WiFi (AP6212) & Bluetooth onboard. Mini -compatible. 40 Pin -compatible GPIO, including UART, SPI, I2C, etc. Same size as Zero W Material: PC+metal colour: blue Package Contents: 1 x Banana Pi M2 Zero Development board Kit Only the above package content, other products are not included. Note: Light reflection 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.