NEC NP905, 3000 ANSI lumens, LCD, XGA (1024x768), 500:1, 48 - 120 kHz, 15 - 108 Hz NEC NP905. Projector brightness: 3000 ANSI lumens, Projection technology: LCD, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source (economic mode): 3500 h, Lamp type: UHP. Focal length range: 18.9 - 22.7 mm. Serial interface type: RS-232. Noise level: 29 dB