Video intercom on-way and two way

A warehouse intercom system, also called a wireless PA system for warehouses, is usually used for trying to get the attention of warehouse workers to give them all a message or to have one of them call back.Intercoms and speakers are installed in large spaces designed for distribution centers, dispatch warehouses, industrial storage spaces, loading docks, storehouses, depots, factories, manufacturing plants, airplane hangars and more so workers can page personnel, notify personnel of an emergency, and broadcast announcements.