The Optoma X316ST is the perfect short throw projector solution for use in classrooms, training rooms, higher education, houses of worship & digital signage applications. With a powerful 3200 lumens bright image, a stunning 20, 000:1 contrast ratio & Dynamic Black technology, the X316ST delivers bright large-screen short throw presentations with superb image clarity, razor sharp detail & remarkable color accuracy. It provides complete connectivity for compatibility with analog & digital sources, including HDMI with Full 3D capability, 2x VGA-in, VGA loop through, 2x audio-in, audio-out, RJ45, RS-232 control & advanced remote with laser & mouse control. Ultra-long 8000 hours lamp life & filter-free design minimize the cost of operation.