Viewsonic WXGA. Projector brightness: 4000 ANSI lumens, Projection technology: LED, Projector native resolution: WXGA (1280×800). Light source type: LED, Service life of light source: 30000 h. Aperture range (F-F): 1.6 – 1.75, Throw ratio: 1.37 – 1.64. 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: RJ-45, RS-232C