This is a linux based os and media player that you install on an sd card, this is a kit and what you get is a circuit board, case, power supply and an sd card.

Runs these apps: Netflix, Hulu Plus, YouTube

Chip - Broadcom BCM2835 SoC full HD multimedia applications processor
CPU - 700 MHz Low Power ARM1176JZ-F Applications Processor
GPU - Dual Core VideoCore IV Multimedia Co-Processor
Memory - 256mb SDRAM
Ethernet - None
USB 2.0 - Single USB Connector
Video Out - HDMI (rev 1.3 & 1.4) Composite RCA (PAL and NTSC)
Audio Out - 3.5mm jack, HDMI
Onboard Storage - SD, MMC, SDIO card slot
Operating System - Linux