4,200 lumens of color and white brightness. Bright, widescreen images with native WXGA resolution and a 16:10 aspect ratio. Low-priced, long-lasting lamp up to 17,000 hours in ECO Mode. 1.6x optical zoom, expand your projector placement or installation flexibility; get sharp, clear images with no digital distortion. Moderator function allows up to 50 users to connect to the display simultaneously; perfect for displaying a variety of content or comparing students' work side-by-side.