Optoma’s TW556-3D WXGA Projectorector brings together powerful capabilities in a compact Projectorector to create the finest set of features for mainstream Projectorection from classroom to boardroom. Supports 2800 lumens brightness and 10,000:1 contrast ratio to deliver clear and colorful text, graphics and videos. Meanwhile, two VGA ports and one HDMI port allow for quick and easy connection to a variety of sources. This Projectorector is built to help users minimize total cost of ownership, with long lamp life that ensures years of excellent service. Key Features  .stars-off, .stars-on { position: relative; height: 16px; background: url(/webresources/scripts/jquery.ui.stars-3.0/jquery.ui.stars.gif) repeat-x 0 -32px;} .stars-on { position: absolute; background-position: 0 -48px;} 0.0 out of 0 reviews - Add a Review > --> High contrast ratio ensures optimal pictures and video quality Robust lamp life maximizes total cost of ownership Top-loading lamp design eases and speeds maintenance Comprehensive connectivity provides ultimate flexibility Included IR remote with mouse control supports easy presentations