Raspberry Pi Model B - 512 MB

The Raspberry Pi is a credit-card sized computer board that plugs into a TV and a keyboard. It’s a miniature ARM-based PC which can be used for many of the things that a desktop PC does, like spreadsheets, word-processing and games. It also plays High-Definition video. 

• Broadcom BCM2835 700MHz ARM1176JZFS processor with FPU and Videocore 4 GPU
• GPU provides Open GL ES 2.0, hardware-accelerated OpenVG, and 1080p30 H.264 high-profile decode
• GPU is capable of 1Gpixel/s, 1.5Gtexel/s or 24GFLOPs with texture filtering and DMA infrastructure
• 256MB RAM (Model B), 512MB RAM (Model B Rev 2)
• Boots from SD card, running a version of the Linux operating system (supplied separately)
• 10/100 BaseT Ethernet socket (Model B)
• HDMI video socket
• 2 x USB 2.0 sockets (Model B), 1 x USB 2.0 socket (Model A)
• RCA composite video socket
• SD card socket
• Powered from microUSB socket
• 3.5mm audio out jack
• Header for GPIO and serial buses
• Header footprint for JTAG connector
• Header footprint for camera connection
• Size: 85.6 x 53.98 x 17mm

This is an open-source product designed to be supported by Internet-based user forums. As a starting point refer to the Official website at raspberrypi.org.