Infocus X17. Projector brightness: 2300 ANSI lumens, Aspect ratio: 4:3, 5:4, 16:9, Projection technology: DLP. Lamp power: 140 W, Service life of lamp (economic mode): 4000 h. Throw ratio: 1.9 - 2.1:1. Vertical scan range: 56 - 85 Hz, Horizontal scan range: 31.35 - 68.7 kHz. Video formats supported: 1080i, 480i, 480p, 576i, 576p, 720p