Samsung M250W, 2500 ANSI lumens, LCD, WXGA (1280x800), 2000:1, 762 - 10160 mm (30 - 400"), 0.95 - 15.5 m Samsung M250W. Projector brightness: 2500 ANSI lumens, Projection technology: LCD, Projector native resolution: WXGA (1280x800). Light source type: Lamp, Service life of light source: 3000 h, Service life of light source (economic mode): 5000 h. Zoom ratio: 1.2:1, Offset: 85.7%. Analog signal format system: NTSC, PAL, SECAM. Serial interface type: RS-232