Bright 1080p projection featuring 5,000 lumens and 15,000:1 contrast ratio PC-free USB image viewer and office document reader Wireless presentations and images with HDCast Pro (USB Wi-Fi adapter included) USB display screen mirroring with iOS and Android devices LAN display via Ethernet with Windows and Mac OS X Vertical lens shift, keystone correction and full RS-232C control Bright projection with installation flexibility and control Experience brilliant 1080p projection with the 5,000 lumen Optoma EH512. Its 15,000:1 contrast ratio, 1.6x zoom, vertical lens shift, keystone correction and full RS-232C control provide installation flexibility ideal for large classrooms, lecture halls, museums and houses of worship. A PC-free image viewer and document reader display office documents, PDFs and images from USB storage devices. HDCast Pro connectivity provides wireless screen mirroring with Android, Mac OS and Windows devices. LAN display supports up to 4 simultaneous computers while USB display mirrors Android and iOS devices. Robust input options include HDMI, VGA and analog for easy connectivity to current and legacy video sources.