87 Key Mechanical Gaming Keyboard with Custom Switches (Cherry Blue equivalent) LED RGB Backlit Mechanical 18 different RGB lighting modes, 9 different colors, 5 backlight brightness levels, High-Speed USB cable with gold-plated corrosion free USB connectorCompact TKL Tenkeyless Ergonomic Designed Computer KeyboardWindows 10, 8, 7, Vista, XP, Limited Mac OS keyboard support.