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.
Speed TECHNologies Ltd (Formerly Birmingham & Janetis Ltd, was formed in 1997, with the specific aim of providing the highest level of computer service for small and large businesses as well as quality-conscious home users in West African Sub-region. Good
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