The 600-Lumen Portable WXGA Short Throw DLP Projector from Ricoh displays bright presentations, movies, graphics, and videos with LED technology. The LED technology lasts up to 20,000 hours in bright mode and 30,000 hours in eco mode, further increasing the life of the LED light source. The projector comes with a built-in 1.5W speaker so everyone can hear, as well as see, the projected image. It offers clear and crisp image quality at 600 lumen, a 600:1 contrast ratio (40:000:1 in high contrast mode), keystone correction. It can be plugged into a desktop computer, from embedded memory on the projector, or even directly from your mobile device using MHL input interface.