A call shop is a business that provides physical phones for the purpose of making long-distance telephone calls. There are two main types of call shop payment methods; prepaid and postpaid.
Matrix SETU VGFX is a powerful gateway that supports classic telephony networks, GSM-services, and VoIP-telephony. Matrix SETU VGFX provides intelligent routing of incoming and outgoing calls between different networks, and does it in such a way to ensure the minimum cost of connection.