ViewSonic PJD5223 XGA DLP Projector &ndash; 2700 Lumens, 3000:1 DCR, 120Hz/3D Ready, Speaker XGA 1024x768 DLP projector, 2700 ANSI Lumens, 3000:1 Contrast, 1.1x Optical Zoom Lens Throw Ratio 1.97?2.17:1, Multiple inputs: Dual RGB in, composite, s-video, RGB out, audio in/out, RS232, Supports HD 720p and 1080i/p 120Hz/3D-ready, Digital keystone correction +/- 40, 2 Watt Integrated Speaker Portable 5.7 lbs weight, Lamp life: 5000/6000 (Normal/Eco), Apple Mac compatible 8 preset picture modes, including, bright, cinema, whiteboard, etc., Eco Mode for energy savings, longer lamp life and reduced operating noise, 8 preset picture modes, including, bright, cinema, whiteboard, etc., Eco Mode for energy savings, Remote control with batteries included Longer lamp life and reduced operating noise, Remote control with batteries included