Technical Specifications: Broadcom BCM2836 Arm7 Quad Core Processor powered Single Board Computer running at 900MHz 1GB RAM 40pin extended GPIO 4 x USB 2 ports 4 pole Stereo output and Composite video port Full size HDMI CSI camera port for connecting the Raspberry Pi camera DSI display port for connecting the Raspberry Pi touch screen display Micro SD port for loading your operating system and storing data Micro USB power source