intercom
in-ter-com
noun
An electronic system for two-way communication within a building, vehicle, or small area.
"Speak into the intercom to open the gate."
Thesaurus
Synonyms: intercommunication system
in-ter-com
An electronic system for two-way communication within a building, vehicle, or small area.
"Speak into the intercom to open the gate."
Synonyms: intercommunication system