? Key Shortcuts and Ergonomical design ? Easy to access to calculator, email, web browser, volume, media etc with FN+F1-F12. Provides Windows Key lock for gaming. Ergonomic design: the stepped keycap makes it sleek and thearc and slope fit your hands easily to prevent fatigue. ? Durability and Wide Compatibility ? Made of metal panel and top ABS, with matte-finish texture and gold plated USB connector, it is sturdy and robust. Compatible with Windows10, Windows 8, Windows 7, Windows XP, Windows VISTA, Mac OS X. ? Immersive Rainbow Lighting Effects ? With 9 adjustable light modes, HUO JI gaming keyboard enables you to create your own gaming ambience with your preference. Moreover, you can adjust brightness and speed of backlit easily. Double-shot injection molded keycaps for clear backlighting and extreme durability. ? 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. ? DIY Blue Switches ? Cherry MX blue equivalent, Metal plate-mounted switches designed for longevity, responsiveness, and durability. Offer a medium resistance, satisfying click sound, and tactile feedback.