27 Rainbow Backlit Modes Immerse yourself in gaming mood with backlit keyboard. Beside multiple cool lighting effect and customizable features, there are 2 lighting modes that is specially designed for RTS and FPS games.Comfortable to Type Blue switch is the typical switch for mechanical keyboards, which can bring the highest tactical response and the clearer “Click” sound.Full Key Anti-ghosting Such a pleasure to play games without worrying about any conflicting keys. With 87-key layout that are all conflict-free, this small gaming keyboard can ensure that multiple key presses won't get dropped in gaming.Great CompatibilitySupporting Plug & Play, this PC gaming keyboard is very easy and portable to use, and it’s widely compatible with Windows7/8/10/XP/Vista, Mac OS (Multimedia shortcuts are not available in Mac OS system).BRAND NEW-NEVER USED-BOXED