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.
Matrix is largest selling PBX brand in India. Our wide product range of IP-PBX, IP-Phones and Gateways-VoIP, GSM, BRI/PRI are feature rich and of the best quality in the industry.
Read more