Analog GSM Gateway Topex Voxell is a simple and reliable way to reduce the cost of mobile communications for small and medium-sized companies. By connecting Voxell to a corporate telephone system you will be able to send all outgoing mobile calls through a gateway directly to the cellular network that supports GSM/3G standards, skipping expensive connections through wired lines.
The service that most owners look for is VoIP or voice over internet protocol. This service allows the user to make long distance calls using the standard internet connection