Epson BrightLink EB-725Wi. Projector brightness: 4000 ANSI lumens, Projection technology: 3LCD, Projector native resolution: WXGA (1280×800). Light source type: Laser, Service life of light source: 20000 h, Service life of light source (economic mode): 30000 h. Focus: Manual, Fixed focal length: 3.7 mm, Zoom type: Auto. Video colour modes: Blackboard, Cinema, Dynamic, Presentation, sRGB. Serial interface type: RS-232C, HDMI connector type: Full-size