Allows users tracking the condition of the other telephone or the subscriber, for example, there will appear a signal on the screen of the telephone device informing that the subscriber is on the line and is temporarily unavailable.
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.