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.
Cloud-based Unified Communications Service Provider, International VoIP Wholesale Provider, Internet VoIP and Video Conferencing Service Provider, Roaming Free International SIM, Voip consulting
VoIP Services: Call shop solution, Collaboration, H.323 Vo