It is a call which is made over internet protocol (VoIP). For example,
one can call using Google Voice to other recipient located miles away. Such
call can also be international.
Provides high quality multifunctional telephone communication service through broadband Internet connection
Has two ports suitable for the connection with regular phones or a phone and a fax – each with its independent number
High quality of voice communication with simultaneous use of the Internet
Compatibility with all main features of the phone: Callers ID, call waiting, voice mail etc.