This Microsoft Natural Ergonomic 4000 (B2M-00012) Wired Keyboard is perfect for anyone looking for a comfortable typing experience. With its ergonomic design, this keyboard reduces strain on the wrists and hands, making it great for long typing sessions. The keyboard has multimedia integration, which allows users to easily control music and videos.

The keyboard is wired and connects via USB, making it easy to use with any computer. It has a standard QWERTY keyboard layout and is in English. The keyboard is black and measures 19.8 inches in length and 10.3 inches in width. It is compatible with Microsoft Windows XP, Vista, 7, 8 and 10 operating systems.