NEC NP310, 2200 ANSI lumens, LCD, XGA (1024x768), 2000:1, 15 - 100 kHz, 50 - 120 Hz NEC NP310. Projector brightness: 2200 ANSI lumens, Projection technology: LCD, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 3500 h, Service life of light source (economic mode): 5000 h. Focal length range: 18.9 - 22.7 mm, Zoom ratio: 1.2:1. Serial interface type: RS-232. RMS rated power: 7 W