Configurations of GSM/VoIP networks allow the service providers to avoid the local Wired Public Switched Network (PSTN) in communication with a GMS mobile handset. As a result, the high rates charged by telephone companies are avoided.
iConExpress, our name doesn''''t just say what we do, it says a lot about how we do it. We package and deliver our products to be simple, just like our name. That means simple to understand, simple to buy and even simpler to use. 01819-639748
Read more