Add a number pad to your existing keyboard, with a integrated hub including a double USB-A 3.0 + Audio plugs. The USB-A 3.0 allows a fast and efficient data transfer.“Plug & Play”: Easy use, simply plugging the numpad to your MacBook or other laptop via a USB port. No drivers required.Stylish Apple-Style design, with strong structure, perfect combination with your iMac and MacBook. Also compatible with any other laptop or computer with USB-A plug.