The "Matias RGB Backlit Wired Aluminum Tenkeyless Keyboard for PC - Black" is an enhanced USB keyboard for people who don't want a number pad, but still want the beauty of a slim aluminum keyboard, with the reliability of a traditional USB 2.0 connection, with a 1 port USB 2.0 hub, black aluminum frame and black keycaps. However, it also has RGB backlighting; this means you can turn on backlighting for times where you want more light, and use the convenient color control dial to choose any color you want for the backlighting. No software is needed. Conveniently allows you to enter data faster with maximum efficiency USB 2.0 connectivity for a easy connection Scissors key switches are much more comfortable and responsive while being categorized as low profile Numeric Keypad keyboard/keypad feature for better reliance and usability Plug and Play your keyboard with the PC and go