Redragon k552-rgb kumara RGB LED backlit mechanical gaming Keyboard (Black) The Redragon K552 kumara isn't your average gaming Keyboard. Not only is it over-engineered and built to take a beating, it is loaded with features including heavy duty metal and ABS Construction, double-shot injection molded keycaps, high-end switches with mechanical ultra-last springs, crisp and bright adjustable RGB LED backlighting, a gold plated USB connector, and a splash-resistant design. One tough mechanical gaming Keyboard. Perfect for whatever battle you might face. * 6 colorful RGB Backlighting effects. Choose from lighting options, including; rotating color sequence, random color rotation, lighting running from left to right, custom user defined lighting, Lighting puddle effect, and more. * 87 double-shot injection molded keycaps are (RGB) LED backlit for razor sharp lighting that doesn't scratch off. 100% anti-ghosting and conflict-free keys. * custom mechanical switches designed for longevity with greater durability and responsiveness. Mechanical keys with medium resistance, audible click sound, and tactile bump feedback. * 12 multimedia controls on function keys. * Windows key lockout option. * built like a tank. Over-engineered metal and ABS casing and splash proof design. * supports Windows 10, Windows 8, Windows 7, Windows Vista, Windows XP or later operating system. What's in the box * Keyboard * User guide * warranty card