ViewSonic PJD7333 XGA 1024x768 DLP Projector with LAN Control, Wired and Wireless LAN Display (Black) XGA 1024x768 DLPprojector,4000 ANSI Lumens, 15000:1 Contrast, 1.6x Optical Zoom lens, Throw Ratio 1.39 -2.23:1 Wired & WirelessLAN display, Mobile App for phones & tablets,LAN control & monitoring PCless USB presentations (MS Office, PDF, pictures, videos)