BenQ MP523, 2000 ANSI lumens, DLP, XGA (1024x768), 2000:1, 762 - 7620 mm (30 - 300"), 31 - 79 kHz BenQ MP523. Projector brightness: 2000 ANSI lumens, Projection technology: DLP, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 3500 h, Service life of light source (economic mode): 4000 h. Focal length range: 2.5 - 2.7 mm, Zoom ratio: 1.1:1, Throw ratio: 1.97 - 2.16:1. Analog signal format system: NTSC, PAL, SECAM. Serial interface type: RS-232