NEC VT670. Projector brightness: 2100 ANSI lumens, Native resolution: XGA (1024x768), Screen size compatibility: 533.4 - 7620 mm (21 - 300 "). Service life of lamp: 2000 h. Throw ratio: 1.5 - 1.8:1. Vertical scan range: 50 - 120 Hz, Horizontal scan range: 15 - 100 kHz. Video formats supported: VGA, SVGA, XGA, SXGA, UXGA