Black cherry MX mechanical key switches, mechanical non-tactile Cherry MX black switches with 18K Gold plated switch connectors ensures durability and longer life time.Backlit key illumination, every switch is fitted with a single green LED and you can choose from the three different lighting modes.6 key rollover, Register up to six keystrokes simultaneously.Rage proof durability, fends off rage blasts thanks to the 1.6 mm thick steel frame and heavy duty braided cable