BenQ TH534, 3300 ANSI lumens, 3LCD, 1080p (1920x1080), 15000:1, 16:10, 1524 - 7620 mm (60 - 300") BenQ TH534. Projector brightness: 3300 ANSI lumens, Projection technology: 3LCD, Projector native resolution: 1080p (1920x1080). Light source type: Lamp, Service life of light source: 4500 h, Service life of light source (economic mode): 6000 h. Focal length range: 19 - 22.65 mm, Aperture range (F-F): 2.42 - 2.62, Zoom ratio: 1.2:1. Analog signal format system: NTSC, PAL, SECAM. Serial interface type: RS-232, HDMI connector type: Full-size