104 keys, 19 keys non-conflict, removable keycaps, strengthened space keys. Specially designed keys for enhanced durability and tactile feedback. • Application: PC/Laptop/Desktop/Notebook. USB Connect, Plug & Play. No driver required, compatible with Windows XP/Vista/Win 7/Win 8/Win 10 & MAC OS. • Scratch Resistant Keys: Easy to clean keys with scratch - resistant inscriptions. • Please contact us on : [7982335994] or email us at : cs@rpmeurogames.com. • Please Note - Keyboard has 1 Dimensional Backlit, this means, it cannot be changed or Increase/Decreased.