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.
CentrixPhone is a 21st Century telecommunication company. we are specializing in VOIP technologies. VOIP technology leverage the cost of ownership and the cost of international call by 70-80% compares to traditional telecommunication method.
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