Using Voice over Internet Protocol (VoIP) calling applications on your mobile phone can save you money if you make a lot of international calls or travel out of the country often. iPhone users have several options when deciding what app to download.
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.