Microsoft Wired Ergonomic Keyboard Model 1878 - Black - USB - LOT OF 5 - Unopened Box, Brand NewThis discontinued keyboard is a cult favorite among ergonomic keyboard users. Lot of 5, brand new, sealed and packaged in separate boxes. Each box contains keyboard, documentation, and detachable wrist lift. USB cable connectivity. Quick shipping via UPS Ground.Work in comfort all day. This Microsoft ergonomic keyboard reduces fatigue and delivers a slim, refined design with a split keyboard and improved cushion and palm rest - plus, time-saving integrated number pad and dedicated shortcut keys. It also features a wired design for reliable speed and accuracy over the long haul. Optimize your ergonomic workspace by pairing with the Microsoft ergonomic mouse (sold separately).