Epson EB-1780W. Projector brightness: 3000 ANSI lumens, Projection technology: 3LCD, Projector native resolution: WXGA (1280x800). Service life of lamp: 4000 h, Bulb power: 206 W, Service life of lamp (economic mode): 7000 h. Focus: Manual, Focal length range (f-f): 13.52 - 16.22 mm, Aperture range (F-F): 1.58 - 1.7. Supported graphics resolutions: 1280 x 800 (WXGA), Video processing: 10 bit, Video colour modes: Blackboard,Cinema,Dynamic,Presentation,sRGB. Wi-Fi standards: 802.11b,802.11g,Wi-Fi 4 (802.11n)