Optoma EP728 Multifaceted XGA Digital DLP Data Projector- 4 LBS. 2700 lumens with 2000:1 contrast ratio. 4-pound XGA projector with 3000 hours of lamp life. Wide-range of connectivity options including: DVI w/HDCP, VGA-in, VGA-out, s-video, RS-232 and USB. Native 4:3 with support for 5:4, 16:9 and 1.78:1. Password protection available by inputting keys through remote control.