BACHELOR OF BUSINESS ADMINISTRATION

Detailed explanation-1: -An intercom, also called an intercommunication device, intercommunicator, or interphone, is a stand-alone voice communications system for use within a building or small collection of buildings which functions independently of the public telephone network.

Detailed explanation-2: -Office intercoms enable employees to communicate with others who may be located in other rooms or other areas within the facility. They are ideal for situations where communication is often required between specific areas and whee a telephone system may not be appropriate.

Detailed explanation-3: -An intercom system is a two-way communication electronic device that contains circuitry for the purpose of transmitting and receiving audio and/or video transmissions. With the advent of cellular communication, digital telephone systems, and other communication devices, the use of intercoms has declined.

Detailed explanation-4: -intercommunication system in American English noun. a communication system within a building, ship, airplane, local area, etc., with a loudspeaker or receiver for listening and a microphone for speaking at each of two or more points.