ViewSonic PJD5126 300-Inches 720i SVGA DLP Projector with 2700 ANSI Lumens,4000:1 Contrast Ratio,120Hz/3D-Ready, Integrated Speaker and Smart ECO - Black SVGA 800x600 DLP projector; 2700 ANSI Lumens, 4000:1 Contrast; 1.1x Optical Zoom Lens Throw Ratio 1.86 - 2.04:1; Multiple inputs: Dual RGB in, composite, s-video, RGB out, audio in/out, RS-232; 120Hz / 3D-ready by DLP LINK Digital keystone correction +/- 40; Integrated Speaker 2w; Portable design 5.7 lbs Lamp life: 5000/6000 (Normal/ECO); Smart ECO button (reduce brightness by 70%) for capture audience's focus; Apple Mac compatible 8 preset picture modes including bright, cinema, whiteboard, etc.; ECO Mode for energy savings, longer lamp life and reduced operating noise; Remote control with batteries included