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.
Cell Tel Inc. is a leader in mobile communications. Headquartered in Brooklyn, New York, Cell Tel offers easy-to-use and inexpensive wireless technology for individual, family and company use. Using satellite, fiber optic, and Cell Tel`s own patented netw
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