4500 lumens

PRODUCT HIGHLIGHTS Brightness of 4000 Lumens Full HD 1920 x 1080 Native Resolution 1.39 - 2.09:1 Throw Ratio 2 x HDMI / 2 x VGA / 1 x S-Video Full 3D via HDMI 1.4a Connectivity Up to 7,000 Hours of Lamp Life 8,000:1 Contrast Ratio Built-In 10W Mono Speaker RS-232...