DELL S320, 3000 ANSI lumens, DLP, XGA (1024x768), 2200:1, 4:3, 798,8 - 7620 mm (31.4 - 300") DELL S320. Projector brightness: 3000 ANSI lumens, Projection technology: DLP, Projector native resolution: XGA (1024x768). Light source type: Lamp, Service life of light source: 3000 h, Service life of light source (economic mode): 4000 h. Throw ratio: 0.62:1, Offset: 115%. Analog signal format system: NTSC, NTSC 4.43, NTSC J, NTSC M, PAL B, PAL D, PAL G, PAL H, PAL I, PAL M, PAL N, SECAM B, SECAM..., Supported video modes: 1080i, 1080p, 480i, 480p, 576i, 576p, 720i. Serial interface type: RS-232, HDMI version: 1.4a https://www.itproportal.com/reviews/hardware/dell-s320wi-review/ Short-throw interactive projectors like the Dell S320wi are best understood as less expensive, but nearly as good, alternatives to ultra-short-throw models. For any given size image, you can't put them as close to the screen as with ultra-short-throw proj... Shortthrow projector, It's relatively light, Interactive mode, No calibration needed Brightness drops in interactive mode, Rainbow artifacts with video Overall, if you need an XGA interactive projector, the Dell S320wi offers a lot to like, with its short-throw and its level of both data and video image quality. It also does well when it comes to some common problem areas such as posterisation and shad...