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The Circuit Switched Data Channel (CSD Channel) is a poorly maintained technology in GSM networks because there are only few applications using this technology. Because of this reason, there are also very often Roaming agreements missing. The nG SecurePhone resolves these problems by using packet oriented networks such as UMTS, GPRS or WiFi and enables worldwide availability in addition to low costs for the voice minutes. |
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Read more... [Advantages over CSD transmissions]
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The nG SecurePhone is capable in using all packet oriented networks (GPRS, UMTS, Edge, Wifi). No matter in which network the subscribers will use the application, the voice quality is comparable to the familiar mobile quality. |
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Read more... [Packet oriented networks]
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