Koolertron Tenkeyless Mechanical Gaming Keyboard Colorful Backlit Chroma Dimmable 87 Keys Anti-Ghosting Blue Switches 100% Anti-Ghosting with 87 Key Roll-over on USB - Every keystroke translates into accurate game play Blue Mechanical Switchs,dedicated multimedia keys,Great gaming performance with tactile feedback and an audible click for typing Compatible with Windows98/ME/NT/XP Vista Win7/8 Mac,no need driver Seven rainbow colors can display,FN+INS can make 9 kinds of lighting mode can be choosed Very clear and bright buttons,you can enjoy yourself in the dark night without the lamp