3x Brighter Colors and reliable performance - 3LCD, 3-chip technology*One measurement of brightness is not enough - look for both high color brightness and high white brightness. The PowerLite 1940W has:Color Brightness: 4200 lumens1White Brightness: 4200 lumens1Remarkable detail - widescreen WXGA resolution; up to 3000:1 contrast ratioPowerful video performance - Faroudja DCDi Cinema, deinterlacing, noise reduction and sharpness enhancement for ultra smooth videoDigital DisplayPort and HDMI connectivity - easily transmit both audio and videoSplit Screen2 - project two images (video or still) side-by-side from two different sources simultaneouslyPC-free image slideshows - display images from your USB hard drive (supports PDF, JPEG, BMP, GIF and PNG files)Network monitor and control capabilities - included Epson monitor software allows for remote monitor and control of Epson networked projectors; also compatible with Crestron RoomView1.6x optical zoom - offers great positioning flexibility to fit large or small roomsMessage broadcasting3 - broadcasts customized images/alerts over the network for announcements or instructionsEpson iProjection - share files and photos from mobile Apple devices via your networked Epson projectorAutomatic image adjustments - automatic vertical keystone correction for greater positioning flexibilityHorizontal keystone slider tool - adjust the horizontal keystone with a single gesture; allows for greater positioning flexibilityDICOM Simulation Mode4 - ideal for viewing grayscale images, such as X-rays, for training a nd educational purposesPrecision color - 6-axis color adjustment to control hue, saturation and brightnessInstant Off - no cool-down time required, so it's ready to shut down when you areA/V Mute Slide - control your presentation; it's right at your fingertipsSleep Mode - set from 1 to 30 minutes to save energy when the A/V Mute Slide is closed or no signal is detectedDirect On and Direct Off - allows a projector to be powered on/off by use of a wall switchEpson Warranty - Two-year projector limited warranty, 90-day limited lamp warranty, Epson Road Service Program and PrivateLine dedicated toll-free support (U.S. and Canada only).IMPORTANT SAFETY INFORMATION ABOUT USAGE ENVIRONMENTS FOR MOUNTED PROJECTORS . Epson PowerLite 1940W WXGA 3LCD Projector.