Chinavasion offers this CVOB-E72 mini LED projector that runs Linux OS making it capable of direct media playback, presentation and internet access. The projector has built-in support for WiFi and comes with a wireless QWERTY keyboard and remote control.
The CVOB-E72 can produce 640×480 VGA image with 10 lumens brightness and 200:1 contrast ratio. You can find a USB port and a SD card slot for media playback or presentation from USB drive or memory card. It has built-in 1.5W speaker.