NEC VT770, 3000 ANSI lumens, 3LCD, XGA (1024x768), 400:1, 635 - 7620 mm (25 - 300"), 0.7 - 11 m NEC VT770. Projector brightness: 3000 ANSI lumens, Projection technology: 3LCD, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 2000 h, Service life of light source (economic mode): 3000 h. Focus: Manual, Focal length range: 24 - 28.8 mm, Aperture range (F-F): 1.7 - 2. Analog signal format system: NTSC, NTSC 4.43, PAL, PAL 60, SECAM. Serial interface type: RS-232, CardBus PCMCIA slot type: Type II