Viewsonic LS510W. Projector brightness: 3000 ANSI lumens, Projection technology: LED, Projector native resolution: WXGA (1280x800). Light source type: LED, Service life of light source: 30000 h. Focal length range: 22 - 24.1 mm, Aperture range (F-F): 2.56 - 2.68, Throw ratio: 1.55 - 1.70. Supported graphics resolutions: 640 x 480 (VGA), 1920 x 1080 (HD 1080), Supported video modes: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p. Serial interface type: RS-232, HDMI connector type: Full-size