Product detail:12,000 ANSI Lumens bright at 90% uniformity and a 1300:1 contrast ratio. Native XGA. Compatible with UXGA through VGA. Video scaling Works on 120V AC power (dedicated 20 amp circuit required). Projects images up to 40' wide (600" diagonal). Quick Change Lens Installation system. Wide choice of lens available. Compatible with most video signal Input, Including DVI, RGB, Y/C, DVD, HDTV. Displays video 4:3 & 16:9 in NTSC/PAL/SECAM/NTSC 4.43/PAL-M/PAL-N. DVI input supports HDCP for true digital imaging. 2-3 pulldown support. 4 Input channels. Interchangeable input modules permit reconfiguration. Wireless/wired remote control. Digital Zoom 50% ~ 700% (horizontal) Capable of extended operation (up to 23 hours / day) with regular maintenance.