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Wireless intercom systems and how they work

Wireless intercom systems and how they work

An intercom (intercommunication device), talkback or door phone is a stand-alone voice communications system for use within a building or small collection of buildings. It’s a two-way communication electronic device that contains circuitry for the purpose of transmitting and receiving audio and/or video transmissions. Intercom allows a person speaking into a microphone to be heard

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