A term used in the VoIP world to describe a physical piece of equipment
used to make VoIP calls.
The term come about to distinguish the use of
VoIP hardware from VoIP software (Softphone) as both can be made to make
Hardphones don't need computer software or a connection to a computer
to make VoIP calls, they typically plug directly into you
and calls are made as per a traditional landline phone.