Vivitek D825ES. Projector brightness: 2600 ANSI lumens, Aspect ratio: 4:3, 16:9, Projection technology: DLP. Service life of lamp: 3000 h, Lamp power: 180 W, Service life of lamp (economic mode): 4000 h. Focal length range (f-f): 21.8 - 24 mm, Throw ratio: 1.9 - 2.16:1. Vertical scan range: 43 - 87 Hz, Horizontal scan range: 15.30 - 91.4 kHz. RMS rated power: 1 W