The Corsair Vengeance K90 is a premium performance mechanical keyboard designed for superior Massively Multiplayer Online (MMO) and Real Time Strategy (RTS) gaming. It features Cherry MX Red mechanical key switches which are of the best of the best key switches and coveted by gamers. They are defined by their low-operating force (45g) and smooth, linear key switch design so you can get quicker double and triple clicks… without the annoying click of a typist's keyboard. 18 dedicated, customizable macro keys provide easy access to your most frequently used macros, presets and key combinations. Full Key Matrix Anti-Ghosting and 20 Key Roll-over on USB detects and reports any simultaneous combination of key-presses with each key press being reported independently. Professional grade brushed aluminum chassis with laser etched, backlit keys provides a comfortable, yet rugged design with outstanding illumination.