ViewSonic PS501W 3500 Lumens WXGA Short Throw DP Projector - 1280x800 - 0.49 Throw Ratio - 22000:1 Dynamic Contrast Ratio - Built-in 2W Speaker - RS232 - Composite - HDMI 1.4 - 2x VGA-in - VGA-out - 3.5mm Audio In&Out - USB 2.0 Type-A