This is a where GSM gateways can be a great help. What is a GSM gateway? Basically, it’s the ability to take a SIM card from a cell provider in your area and connect it to a device which can then connect back to the phone system and be used for incomin...

A VoIP GSM Gateway will allow calls to go directly from IP to GSM without going through the Internet. With a GSM Gateway your clients are directly calling your business and having a full quality of service. This will lower your client acquisition costs.

How An Invisible Enemy Changed The Way We Look At Conducting Daily Business Permanently.