Panasonic's PT-EX610U XGA 3LCD Projector features XGA 1024 x 768 resolution. It produces brightness up to 6200 lumens and the iris automatically adjusts to match the situation, which results in a 5000:1 contrast ratio. It's designed to afford multiple uses and solutions for the classroom and the boardroom. The projector's lamp and filter life cycle reduces maintenance hassle and ensures low TCO with a maximum lamp replacement cycle of up to 4500 hours (Eco Mode) and long filter life of up to 17,000 hours. Other features include a 10W integrated speakers, a 29 dB noise level in Eco Mode, Side-by-Side projection and Picture-in-Picture projection. All of the various low-maintenance features result in a low total cost of ownership. The filter is easily replaced from the side and the lamp from the top.