NEC U310W - DLP projector - 3D Ready - 3100 ANSI lumens - WXGA (1280 x 800) - widescreen - High Definition 720p Display Technology : DLP (0.65" DMD) Lamp Type: 280W AC Throw Ratio: 0.30 to 1 Power Requirements: 100-240V AC, 50/60 Hz Installation Orientation: Floor/Front, Floor/Rear, Ceiling/Front, Ceiling/Rear