< hardware > A desktop mains powered unit into which a laptop or other portable computer can be connected via fixed connectors at the rear of the computer to provide quick and convenient connection of peripherals not normally used with a laptop. These can include power supply, expansion cards , additional storage , an external monitor , network card , CD-ROM , full-size keyboard , printer , and mouse . The alternative would require each of the above to be connected to the laptop individually.
(2000-04-10)