In fact, its lamp lasts a whopping 4000-hours in High Mode and 3000-hours in Light mode. In addition, the PowerLite 1720 features Epson’s proprietary 3LCD technology for quality & color that’s beyond amazing, XGA (1024x768) resolution for vibrant images with precision color and detail, and unmatched durability both out in the field and in classrooms, sales presentations, and on stage. Additional features of the Epson PowerLite 1720 projector include built-in closed captioning, a USB 2.0 interface, and automatic digital keystone correction that automatically engages without manual adjustments. The Epson PowerLite 1720 retails for $1299.00 and comes with a 2 year limited warranty.