Bright 3,600 lumens and 20,000:1 contrast ratio produce razor-sharp images Auto keystone and four corner correction for quick, trouble-free setup Easy place and play large screen entertainment experience USB display screen mirroring with iOS and Android devices Wireless presentations and images with HDCast Pro (USB Wi-Fi adapter included) PC-free USB image viewer and office document reader Instant large screen entertainment from inches away Instantly transform your gaming experience with a large, 100-inch 1080p image from only inches away with the 3,600 lumen Optoma GT5600. Simply place the projector and connect a gaming console or video player and let its auto keystone, four-corner correction, 20,000:1 contrast ratio and 16-watt speaker impress by automatically optimizing the image for any surface with stunning visuals and crisp audio. USB display supersizes Android and iOS gaming by mirroring your experience via a single USB cable. HDCast Pro connectivity provides wireless screen mirroring with Android, Mac OS and Windows devices to easily broadcast your mobile gaming experiences for everyone to see. Four corner geometry correction allows flexible placement for projection onto virtually any surface while robust input options include HDMI, VGA and RJ-45. Up to 15,000 hours of lamp life ensures long-term reliability with minimal maintenance.