DELL S500WI, 3200 ANSI lumens, DLP, WXGA (1280x800), 2300:1, 77 - 100", 19.3 - 26" (0.49 - 0.66 m) DELL S500WI. Projector brightness: 3200 ANSI lumens, Projection technology: DLP, Projector native resolution: WXGA (1280x800). Light source type: Lamp, Service life of light source: 2500 h, Service life of light source (economic mode): 3000 h. Analog signal format system: NTSC 4.43, NTSC J, NTSC M, PAL 60, PAL B, PAL D, PAL G, PAL H, PAL I, PAL M, PAL N, PAL Nc, SECAM..., Supported graphics resolutions: 1280 x 800 (WXGA), Supported video modes: 1080i, 1080p, 480i, 480p, 576i, 576p, 720p. Serial interface type: RS-232. Optical disc player type: Not included https://www.pcmag.com/review/265580/dell-s500wi Interactive projectors are becoming increasingly common, but the Dell S500wi ($1599 direct) stands out for being one of the few that combines interactivity with an ultra short throw. Built in interactivity lets you interact with the image without needi... Ultra short throw yields big images from just a few inches. Bright. Interactive. Pen doesn't need to touch screen. 3D support. Below par video quality. 3D is highly limited. The Dell S500wi projector offers a bright image, interactivity, and an ultra-short throw that projects big images from inches away, so you don't have to worry about casting shadows. Buy it now... https://www.projectorcentral.com/Dell_S500wi_interactive_projector_review.htm The Dell S500 wi interactive projector goes beyond most of its competitors by offering 1280x800 native resolution and an ultra short throw. It also earns points for its fast interactive response time, high quality data images, and excellent audio.... Just as interactive short throw projectors are getting common enough to lose their status as interestingly different, along comes the Dell S500wi with, well, an interesting difference. It ups the ante by shrinking the throw distance, from short to ultra s...