E-Element Z-88 RGB Mechanical Gaming Keyboard, Programmable RGB Backlit, Blue Switch - Tactile & Clicky, Water Resistant 104 Keys Anti-Ghosting for Mac PC, Black Anti-ghosting 104 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 Innovative pluggable Blue Switches  Custom mechanical switches designed for longevity, responsiveness, and durability. Mechanical keys with medium resistance, audible click sound, and tactile feedback. 50 million times keystroke test. Include 5 spare switches for replacement. Programable full RGB backlighting  You can program all of the keys to be the same color/what color you want with no driver needed. Preset 10 RGB Backlighting mode with Fn+Ins. Double-shot keycaps for crystal clear backlighting for extreme durability Key Shortcuts and Ergonomic design  Easy to access to calculator, email, web browser, volume, media etc with FN+F1-F12. Ergonomical design: the stepped keycap makes it sleek and thearc and slope fit your hands easily to prevent fatigue. Provides Windows Key lock for gaming Top Quality  Top grade Metal and ABS construction, Gold plated USB connector stand up to hardcore gaming.