Optoma EW330 . Projector brightness: 2200 ANSI lumens, Aspect ratio: 4:3, 16:9, 16:10, Projection technology: DLP. Service life of lamp: 3000 h, Lamp power: 165 W, Service life of lamp (economic mode): 5000 h. Throw ratio: 1.55 - 1.7:1. Vertical scan range: 43 - 83 Hz, Horizontal scan range: 15 - 100 kHz. Weight: 1.2 kg