Powerlite 1700C Multimedia Projector

During pauses, A/V Mute Slide feature covers lens, mutes audio, powers down the lamp. Display Resolution: XGA (1204 x 768). Brightness: 2200 ANSI lumens. Contrast Ratio: 400:1. Image Size: 30"-300". Contrast Ratio:: NA; Resolution: NA; Brightness: NA; Width: NA.