You need power and bulletproof performance. But you also crave ease-of-use features like user-replaceable lenses for your team and color-coded connections for your users. The C450 gives you both. This new professional grade installation and integration projector has all the performance details you need including four optional lenses and 4500 lumens and boasts more flexibility than most.The C450 is not only fully loaded with features like power zoom, focus, and lens shift. It’s also wireless ready. And compatible with innovative projection solutions like ProjectorNet, which allows you to network all your projectors from a single PC, and ProjectorManager, which turns any PC into an advanced projector remote control. The best part: the extra value of all these features translates into maximum ROI for your company so you get all the rewards that come from making a really smart company purchase. Lumens: 4500; Aspect Ratio: 4:3 (supports 5:4, 16:9); Contrast Ratio 750:1 12-language LCD display ; Seamless compatibility; Ships standard with ProjectorNet trial offer; User-replaceable bayonet lenses; ProjectorManager compatible.