This is a device allowing a user to make VoIP calls using session initiation protocol (SIP). SIP is a telecommunication technology developed as a fast, easy standard for delivering IP-based data, voice, and video communications.
Options of Phone call recording on Skype.
Skype is widely used Internet Phone service for conducting different private or public communications events such as interviews on line, panel discussions, conference calls, plain voice chatting. Skype program is reported to be in use with 22 millions users on–line , as recent recorded statistics.