Call Shop Solution
A call shop is a business that provides physical phones for the purpose of making long-distance telephone calls. There are two main types of call shop payment methods; prepaid and postpaid.
Allows users tracking the condition of the other telephone or the subscriber, for example, there will appear a signal on the screen of the telephone device informing that the subscriber is on the line and is temporarily unavailable.
NASR Technologies Co.
NTC is dedicated to providing the best in affordable Internet Telephony technology for enterprises.From the wide variety of VOIP solutions available today, the one you select depends on the size of your business, the level of networking expertise availab
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