Balance world &copy; BPI-M2 Banana Pi M2 A31S Quad Core 1GB RAM on-board WiFi Open-source development board SBC.2dB WiFi Antenna Ship from balance world A31S ARM Cortex-A7 quad-core,256 KB L1 cache 1 MB L2 cache 1GB DDR3 (shared with GPU) 10/100/1000 Ethernet RJ45, WIFI onboard A CSI input connector allows for the connection of a designed camera module