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.
MTBC Telecom Limited is a telecommunication company, a professional one in the market of voice traffic termination in CIS countries. Our company is specialized in voice traffic termination to the countries of the Community of Independent States (CIS). Our
Read more