IBM CP20 Workstation Connection Device

IBM CP20 Workstation Connection Device ... monitors, keyboard, mouse and other peripherals (keyboard, mouse, monitor and line cord sold separately). It has no high-level operating system, disks or persistent storage. About the size of a book, the CP20 is virtually silent with no moving parts and consumes only 25 watts (nominal) of power. All of these features help contribute to a cooler, quieter, less cluttered workspace.