Epson EB-1780W HD Ultra-Mobile WXGA Business Projector (V11H795040) - Screen Size: 30-inches, Resolution: 1280 x 800, Brightness: 3000 Lumens, Contrast Ratio:10 000:1, Aspect Ratio: 16:10, Wireless LAN IEEE 802.11b/g/n, Connectivity: 1 x USB 2.0 Type A, 1 x USB 2.0 Type B, 1 x VGA in, 1 x HDMI in, 1 x Composite in, 1 x Stereo mini jack audio in, 1 x MHLt, 1 x Built-in 1W Speaker