Benq MX511. Projector brightness: 2700 ANSI lumens, Aspect ratio: 16:9, Projection technology: DLP. Service life of lamp: 6000 h, Lamp power: 190 W, Service life of lamp (economic mode): 4500 h. Focal length range (f-f): 21.95 - 24.1 mm, Throw ratio: 50". Vertical scan range: 48 - 85 Hz, Horizontal scan range: 31 - 82 kHz. Analog signal format system: NTSC/PAL/SECAM