The E3 Microsoft Natural Ergonomic Keyboard 4000 v1 is a USB wired keyboard with a riser for improved typing comfort. It features a sleek black design, QWERTY layout, and multimedia integration. Additionally, it includes an integrated palm/wrist rest, enhanced function keys, and quiet keys for a more pleasant typing experience. This keyboard by Microsoft is designed for plug-and-play functionality and is ideal for users looking for a reliable and ergonomic keyboard option for their computer setup.