Computer and Laptop

High brightness, full-featured projector.The ViewSonic PJ557D DLP projector features 2,200 lumens, native 1024x768 resolution, ultra-high 2000:1 contrast ratio (typ) and Brilliant ColorTM for precise images in virtually any setting. This full-feautered projector includes MULTIPLE INPUTS for connecting a computer or video source, dual 5-watt speakers for complete multimedia presentations, VERTICAL KEYSTONE CORRECTION for easy image adjustment and DIRECT OFF FEATURE. Choose from whiteboard, blackboard or greenboard mode for the best picture on your projection surface. Eco-mode extends lamp life and reduces fan noise as low as 34dB. Protect your projector from theft and unauthorized use with the Kensington security port and PIN lock password. This projector is perfect for multimedia classroom lessons and corporate presentations.Bright in virtually any setting with 2,200 lumensPacks 2,200 lumens in just 6.0 lb. It's the bright choice for mobile presenters.BrilliantColor" technologyDLP projectors with BrilliantColor" feature multi-color processing to produce nearly 50% brighter colors for a vibrant image on the screen that won"t fade over timeUltimate video source flexibilityConnect a computer or add a video source for dynamic meetings and presentations.Supports HD signals including 720p and 1080iCapable of displaying HD signals as well as other video and data sources.Advanced video featuresMotion adaptive deinterlacer for superior video performance.Multiple color correction modesBlackboard, greenboard and whiteboard modes give you the best possible picture regardless of the projection surface.OnView controls for superior screen adjustabilityScreen geometry and color adjustments are precisely made via an easy-to-use, on-screen menu.Eco-mode extends lamp lifeExtend the life of your lamp up to 3,500 hours and reduce fan noise.MyScreen StartupCustomize your startup with a company logo or favorite picture using the MyScreen function.