? Anti-ghosting 81 Keys N-key rollover? Allowing multi-keys to work simultaneously with high speed. Each key is controlled by independent switch, let you enjoy high-grade games with fast response.? Outemu Hot Swappable Brown Switches, Tactile and lightly clikcy? Custom mechanical switches designed for longevity, responsiveness, and durability. Offer the best tactile typing experience. As well being ever so slightly QUIETER than blue switch, but louder than red switches? Multiple-mode Rainbow Backlighting and Color-Flashing Speed? Double-shot injection molded keycaps for crystal clear backlighting? Durability and Wide Compatibility? Made of top ABS and metal material, with matte-finish texture and gold plated USB connector, it is sturdy and robust.

Compatible with Windows10, Windows 8, Windows 7, Mac OS X, Windows XP, Windows VISTA? Key Shortcuts and Ergonomic design? Easy to access to calculator, email, web browser, volume, media etc with FN+F1-F12.
Ergonomic design: the stepped keycap makes it sleek and thearc and slope fit your hands easily to prevent fatigue. Provides Windows Key lock for gaming