The Microsoft Natural Ergonomic Keyboard 4000 v1.0 KU-0462 is a black wired keyboard designed for ergonomic comfort during extended typing sessions. It features a QWERTY layout, making it easy for most users to type quickly and efficiently. With its USB connectivity, it offers reliable and convenient connection to computers. This keyboard, by Microsoft, is a reliable and high-quality option for those looking for a comfortable and efficient keyboard for their workspace.