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.
The Digium D70 is a phone capable of providing HD quality of voice and PoE, it comes with six line keys and ten digital, rapid dial buttons providing status information in real time and additionally a field indicators of a busy lamp for one hundred of your most valuable contacts. The D70 is created for executives and administrators, it was built specially for Switchvox phone system ans Asterisk.