Difference between Intercommunication System and Call Box

INTERCOMMUNICATION SYSTEM vs CALL BOX: NOUN

A telephone box.
A telephone on the interstate to make phone calls in case of emergency.
A public telephone booth.
A roadside telephone used for reporting traffic accidents, breakdowns, and other emergencies.
Booth for using a telephone
A numbered compartment in a post office where mail is put to be called for

Telephone receiver, Call box, Public address system, Pa system, Telephone operator, Radioteletype, Rebroadcaster, Telephone box, Telephone line, Audio system, Telephone exchange, Radio receiver, Telephone system, Communication system, Intercom

Dial telephone, Telephone line, Telephone exchange, Telephone book, Telephone operator, Telephone, Cardphone, Telephone system, Telephone kiosk, Letter box, Telephone box, Post office box, Telephone booth, Pob, Phone booth

Telephone receiver, Call box, Public address system, Pa system, Telephone operator, Radioteletype, Rebroadcaster, Telephone box, Telephone line, Audio system, Telephone exchange, Radio receiver, Telephone system, Communication system, Intercom

Ring up, Phone, Dial telephone, Telephone line, Telephone exchange, Telephone book, Telephone operator, Telephone, Cardphone, Telephone system, Telephone kiosk, Telephone box, Telephone booth, Post office box, Pob

Such multiple dwelling, as aforesaid, shall also be equipped with an intercommunication system to be located at the required main entrance door.
The infant affective display then becomes part of a conscious intercommunication system with the caretaker.
The audio and a video door intercommunication system are also classified as control of access.

Audible and visual indications shall be provided on the call box to acknewledgetwoway voice communication has been established.
There is no emergency call box in either of the MET parking lots.
Alderwoman Garriga recently tested out the call box in a Facebook Live post.
BACKGROUNDSAFE staffs and manages the Ventura County highway call box program.
Install an Emergency call box at each San Ysidro Municipal Complex.
If the glass doors are locked there is a call box.
These bus shelters have CCTV cameras and emergency call box.
Center telephone numbers is posted below the University call box.
To operate the call box, simply press the call button, College Police personnel will answer immediately and provide assistance.
You can call the police communications center or the emergency call box.