Designed for academic achievement in larger classrooms, corporate boardrooms and campus standardthe hitachi cp-wx5505 is a collegiate series lcd projector that combines wxga 1280 x 800 resolution with a bright 5,000 ansi lumens white/color light output for a stunning visual achievement. The cp-wx5505 lcd projector features an image-enhancing combination of accentualizer, high dynamic contrast range (hdcr) and image optimizer, all of which contribute to the overall visual experience. It can transform classrooms, lecture halls, and auditoriums into true learning centers.In addition, hitachi's intelligent eco and saver modes with imagecare combines optimal picture performance with maximum energy savings for a lower cost of ownership. The cp-wx5505 is easily stackable, which enables you to place one projector on top of another to project the same image from both onto a screen for added brightness.