Some telephones, depending on the brand and model, have the intercom function, which allows to begin communication by sending the signal. When the signal comes, the telephone set rings a signal different from the standard ring tone call. After that the telephone temporarily switches off from the telephone line and works as an intercom.
Ascent Telecom
Ascent Telecom is a globally recognized Telecom service and solutions provider. It helps organizations to implement end-to-end telecom solutions based on varied technology platforms. It was founded in the year 2000 with an objective to cater to the upcomi
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