A factory intercom is typically one that is durable, and it may need to work in loud environments. It could be either wireless or wired. Typically, the intercoms may be a short distance from each other, so it is not too challenging to run a wire between the two points.
One door station and one master station for hands-free communication
Desk or wall-mountable MURS base intercom and can open gates and doors
High-visibility, outdoor-rated callbox can be used anywhere you need 2-way communication quickly.
Provides simple point-to-point communication using two wall-mounted telephone handsets.
For gates or doors where you want the best audio quality with noise cancellation.