The W331 represents the next generation of Optoma WXGA widescreen projectors. The W331 features 3300 lumens, 22000:1 contrast ratio, sRGB color profile support, wall color adjustment, and a high performance optical lens. sRGB color space enables rich accurate color based on the primaries of rec.709 HDTV specification. Wall color adjustment utilizes various gamma profiles to improve brightness on Projection surfaces of varying color. This feature is extremely use in classrooms, conference rooms, and training rooms, where the presenter may use a blackboard, chalkboard, or whiteboard for the Projection image. Eliminate soft edges and jaggies on border of the Projection image with the edge mask feature. The edge mask will eliminate soft edges and jaggies from all 4 sides of the image. Total cost of ownership is remarkable with W331 10000 hour Lamp life in power mode.