International Call Blocking
This function blocks all telephone calls going out of the country, thus, insuring in a case of undesirable international calls.
Analog Adapter – this is a device used for connecting one or several standard analogue telephones to digital telephone communication systems (for example, VoIP) or non-standard telephone systems.
Telecal
Telecall guarantees all types of carrier customers expanded reach, capacity, and quality. Telecall is a reliable partner to Carriers that need to deliver competitively priced connectivity around the globe.
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