The Sony VPL-EX435 projector is ideal for mid-sized classrooms and meeting rooms. Quiet, compact and powerful, it delivers XGA images with 3,200 lumens color light output and high 20,000:1contrast ratio, with Sony's 3LCD technology assuring natural, vivid colors. The VPL-EX435 is an ideal partner for today's integrated AV/IT environments, expanding your connectivity options with dual HDMI ports and Direct USB Display connection. Add the VPL-EX435 to a network and see presentations from up to four connected PC/Mac computers simultaneously. Routine maintenance is quick and easy with a convenient rear lamp access feature.