ViewSonic LS830 Laser Projector (LS830) - Brightness: 4,500 ANSI Lumens, Contrast Ratio: 100,000:1, Resolution: 1920x1080 (Full HD), Connectivity: VGA Input: x 2, VGA Output: x 1, Digital Input: HDMI x1 / HDMI (MHL2.0) x 1, Composite Input: RCA x 1, S-Video Input: x 1, Component: x 2 (Share with VGA input ), Audio Input: 3.5mm mini jack x1, RCA(L/R) x 1, Audio Output: 3.5mm mini jack x1, RCA(L/R) x 1, Control: RS-232, USB: Type A x 1 (Power Charging) / Mini type B x 1 (Maintenance and mouse control) / Micro USB Wire x 1 (Power Charging), Lan: x 1, 3D VESA: x 1, DC Output: x 1