Definition - What does External Modem mean?
An external modem is a network device that is in a self-contained enclosure external to a computer. This is in contrast to an internal modem that is contained on a printed circuit board with a computer.
External modems have lights indicating various modem functions and they can easily be moved from one computer system to another. The do, however, require one COM or USB port to operate.
Techopedia explains External Modem
External modems are generally more expensive than internal modems, but they do offer portability between different computers.
Some types of external modems include:
- External wireless modems