InFocus IN128HDx 1080p DLP Professional Network Projector, HDMI, 4000 Lumens, 15000:1 Contrast Ratio LONGEST LASTING LAMP - Get over 5.000 hours of viewing with a long lasting projector lamp that will provide hours of crystal clear viewing, whether it's being used for business presentations or the perfect 3D home cinema experience (3D Glasses sold separately). GET BETTER IMAGES ON ANY SURFACE - Get better, brighter images on any surface with the 4000 lumen lamp and 15.000:1 contrast ratio for brighter whites, darker blacks, and an overall sharper image. SUPERIOR VIEWING EXPERIENCE - Enjoy your home theater or next business presentation on the perfect screen. The Full HD offers 1920 x 1080 native resolution. QUICK SETUP & LOTS OF CONNECTIVITY - This versatile projector sets up in minutes and can easily connect to your phone or iPad with a LightCast Key (sold separately). 2 YEAR WARRANTY - InFocus stands behind its projectors with a 2 year warranty and the best customer service you will find. No voicemail, no phone tree. Give them a call, get a solution.