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.
Advantage Century Telecommunication Corporation, established in 1998, is a leading VoIP solution provider for customer premises equipment with headquarter in Taipei. We specialize and focus on design, R&D, manufacturing, marketing and sales as well as OEM
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