Marvo K400 LED USB Gaming Keyboard with 3 Color Backlit/Backlight PC Keyboard for PC/Laptops/Computer Professional gaming membrane keyboard design, multicolor backlight The backlight can switch among medium light, high light, breath mode and turn off by pressing Fn and Esc simultaneously. High-quality ABS construction with LED lighting. Supports Windows 10, 8, 7, Vista, XP or later operating system. Gold-plated USB connectors, anti-sllip textured surface, and comfortable ergonomic design. Good design, Smooth lines, Angular, fashional Light letter, more cool, giving you a new feeling, show off your exquisite fashion touching and unique charm.