Optoma GT 720. Projector brightness: 2500 ANSI lumens, Aspect ratio: 16:10, Projection technology: DLP. Service life of lamp: 5000 h, Lamp power: 180 W, Service life of lamp (economic mode): 6000 h. Throw ratio: 0.72:1. Analog signal format system: PAL, SECAM, NTSC, Supported video modes: 720p, 1080i, 1080p. RMS rated power: 10 W