The Redragon K551 Rainbow Vara 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 aluminum and ABS construction, plate mounted keys, double-shot injection molded keycaps, high-end switches with mechanical ultra-last springs, crisp and bright adjustable red LED backlighting, a gold plated USB connector and a splash-resistant design. One tough mechanical gaming keyboard. Perfect for whatever battle you might face. 104 double-shot injection molded keycaps are backlit for razor sharp lighting that doesn't scratch off. 100 percent 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. Plate mounted keys. This high quality build technique integrates a metal plate between the switches and the PCB. This process makes for a rigid and sturdy keyboard platform that is built to last. Red LED backlighting can be adjusted for brightness, breathing effect and on/off. 12 multimedia controls on function keys. Switchable WASD and arrow keys for specific applications and/or gaming. 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.