Concerning practical implementation, the VoIP gateways have proven to be the best. Many companies are successfully using the IP telephony thanks to its two main characteristics
Decrease in international and long distance call cost expenditures
Stable communications between company’s offices throughout different cities and counties
KINGCALLS offers an alternative calling solution to save you up to 90% on your international calling bills: * With no hidden fees; * No connection charge; * No Monthly recurring charge; * No post completion surcharges