HAVIT Lammergeier LED Definable RGB 7 Backlit Programmable Wired Mute Gaming keyboard (HV-KB346L) [Teach Your Keyboard to Do Your Moves]: 13 programmable macro keys, complex tasks become as simple as a single press of the key [Define Your Own Color]: Players can completely customize the color of the RGB backlight in 4 separate areas [Two Gaming Profiles Switch]: Switch between two completely different gaming profiles using the M1 and M2 keys for unprecedented gaming freedom [Supported Operating Systems]: Windows 2000/Windows XP/Windows 2003/Windows Vista/Windows 7/Windows 8/Mac OS [Quality you can count on] Metal upper cover adopted, which makes it much more durable than those with plastic upper cover