Optoma Gaming Projector: DLP, 3400 Lumens, 240Hz Refresh Rate. Please read our policy below. On any of our listings and please allow up to 48 hours for a reply! We respond to all our messages!_gsrx_vers_473 GS 6.4.1 (473). The item "Optoma UHD50X Gaming Projector 4K HDR10 240Hz Refresh Rate 3400 ANSI Lumens HDMI" is in sale since Monday, October 5, 2020. This item is in the category "Consumer Electronics\TV, Video & Home Audio\TV & Video\Home Theater Projectors". The seller is "phone_cellar" and is located in Brooklyn, New York. This item can be shipped to United States.