Benq ms550 -3600lumens projecter High brightness and 20,000:1 High Contrast Exclusive Infographic Mode Showcases Text and Graphic in Detail SmartEco Mode Saves Lamp Power Up To 70% Display Projection System DLP Resolution SVGA(800x 600) Brightness (ANSI lumens) 3600 Contrast Ratio (FOFO) 20,000:1 Display Color 1.07 Billion Colors Native Aspect Ratio