BenQ MS510, 2700 ANSI lumens, DLP, SVGA (800x600), 4000:1, -, 23"/300", 16.78 million colours BenQ MS510. Projector brightness: 2700 ANSI lumens, Projection technology: DLP, Projector native resolution: SVGA (800x600). Light source type: Lamp, Service life of light source: 6000 h, Service life of light source (economic mode): 4500 h. Focal length range: 21.95 - 24.18 mm, Zoom ratio: 1.1:1. Serial interface type: RS-232. RMS rated power: 2 W