TNI Rainbow Backlit Gaming Keyboard with Earth Crack 19 Keys no Conflict 12 Multimedia Keys Professional Gaming Chip Waterproof Unique design with Cool crack rainbow backlit pattern, with backlit on/off switch 12 Multimedia Control Keys, with Matte non-slip keycap Support 19 keys with no conflict, compatible with PC, Mac and Unix Powerful gaming chip no delay or key stuck TNI stands behind our products quality with 100% customer satisfaction and money back warranty