NEC NP410W, 3500 ANSI lumens, LCD, WXGA (1280x720), 450:1, 15 - 100 kHz, 50 - 120 Hz NEC NP410W. Projector brightness: 3500 ANSI lumens, Projection technology: LCD, Projector native resolution: WXGA (1280x720). 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, Throw ratio: 1.5 - 1.8:1. Serial interface type: RS-232. RMS rated power: 7 W