Intercom
Definition
A communication system allowing a person to speak into a microphone and be heard through a speaker in another location.Things you need to know
Intercoms can allow either one-way or two-way communication.
Cost Considerations
Adding an intercom to a basic phone system increases the overall cost by $100 to $150.
Costs vary greatly by region (and even by zip code). To get free estimates from local contractors, please indicate yours.
