NEC LT280, 2500 ANSI lumens, LCD, XGA (1024x768), 600:1, 16.78 million colours, 15 - 100 kHz NEC LT280. Projector brightness: 2500 ANSI lumens, Projection technology: LCD, 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: 21.6 - 25.9 mm. Serial interface type: RS-232, CardBus PCMCIA slot type: Type II. Noise level: 35 dB, Certification: UL 60950-1, FCC Class B