Gaming Keyboard: All keycaps has backlighting function; 19 non-conflict keys allows you to press or hold multiple keys simultaneously;10 Multimedia keys make it quickly access to media volume calculator etc; Ergonomic designed keycap, keyboard with 2 adjustable rear feets and 2 non-slip rubber pads, provides comfortable typing experience. 3 Color Crack Backlit Mode: FN+SL: 3 color change; Fn+PS: 3 color auto-breathing mode; Fn+PB: Solid color auto-breathing mode. Fn+Up: Adjust the brightness plus; Fn+Dn: Adjust the brightness reduction. Crack backlit effect provides a unique visual experience and cool game atmosphere. Game and Work: Work for PC, Computer, Laptop, PS4, Xbox One. Compatible with Windows XP/ VISTA/ Win 7/ Win 8/ Win 10/ Mac OS / PS4 / Xbox One / Linux system.