Benq SP830. Projector brightness: 3500 ANSI lumens, Aspect ratio: 15:9, Projection technology: DLP. Service life of lamp: 3000 h, Lamp power: 300 W, Service life of lamp (economic mode): 4000 h. Focal length range (f-f): 22.32 - 26.06 mm, Throw ratio: 1.56 - 1.81:1. Vertical scan range: 48 - 85 Hz, Horizontal scan range: 24 - 82 kHz. Analog signal format system: NTSC / PAL / SECAM