It is a device capturing and controling all the signals, which are being created by the whole system, especially the made and received phone call signals. The device is mostly used for connecting regular phone system with the Internet and backwards.
Imagine a stylish & easy to use IP telephone that offers you high-quality calls at very low costs, all via a normal Internet connection and from anywhere on the planet. Then imagine being able to take inbound calls with the same phone as well, on a person
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