Panasonics PT-D5000ELS 1-chip DLP projectors bring excellent image quality & natural, lifelike colors to your images. They also have a wealth of unique technologies, like the developed RGB Booster, which combines high brightness with superb color reproduction, a Dual-Lamp System for solid reliability, & the Auto Cleaning Filter, which eliminates the need for filter maintenance for Approx. 10, 000 hours. These all-round projectors are extremely well suited to use in schools or training facilities, presentations, & business meetings or conferences.