BenQ TK810, 3200 ANSI lumens, DLP, UHD 4K (3840x2160), 10000:1, 16:9, 40 - 200" BenQ TK810. Projector brightness: 3200 ANSI lumens, Projection technology: DLP, Projector native resolution: UHD 4K (3840x2160). Service life of light source: 4000 h, Service life of light source (economic mode): 10000 h. Focal length range: 15.7 - 17.27 mm, Aperture range (F-F): 2 - 2.2, Zoom ratio: 1.1:1. Supported graphics resolutions: 640 x 480 (VGA), 720 x 400, 720 x 480, 720 x 576, 1024 x 576 (WSVGA), 1024 x 600, 1024 x 768..., Supported video modes: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p. Serial interface type: RS-232, HDMI connector type: Full-size, HDMI version: 2.0b https://techaeris.com/2020/11/01/benq-tk810-projector-review-decent-picture-not-so-great-software/ With different streaming services and apps available these days, more companies are putting “smarts” into their TVs and projectors. BenQ is the latest and have added Aptoide TV to one of their projectors, the TK810. With the new functionality, users shoul... Nice bright colours,3200 lumens,4K HDR support,3D support,Auto-keystone No lens shift,Light "shadow border",Takes a few seconds to switch to HDR mode,Only 92% Rec.709 coverage,Software is o.k. at best, wireless casting didn't work at all,Mediocre sound,Optical audio only supports 2 channels While adding wireless casting and an app store to a projector seems like a great idea, the implementation on the BenQ TK810 left something to be desired. As mentioned, we'll be reviewing the BenQ TK850i here shortly and hopefully the Android TV interface...