The "Matias RGB Backlit Wired Aluminum Tenkeyless Keyboard for PC - Black" is an enhanced USB keyboard that does not have a number pad. It has the reliable and traditional USB 2.0 connection, with a 1 port USB 2.0 hub, black aluminum frame, black keycaps, and all the special PC functionality you expect on the function keys. 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. Note: This product is currently only available with the U.S. QWERTY layout. SPECIFICATIONS:Dimensions: 14.06” x 4.58” x 0.75” (35.7 x 11.6 x 1.9 cm) Weight: 1.113 lbs (505 g) Matias Scissor Switches Key Travel: 2.0 mm Cable Length: 5 feet (1.5 m) In the Box: Keyboard, User manual System Requirements: PC with USB port