The MX511 is a multimedia projector from BenQ. It has a native resolution of XGA (1024 x 768), a brightness of 2700 ANSI lumens, and a contrast ratio of 3000:1. The projector supports HDMI, VGA, S-Video, Composite Video, Stereo Mini-Jack, and Analog RGB input interfaces, and Variable Audio Out, RS-232, and USB Type B output interfaces.