* One active signal output (short-circuit signal) to active other units. Can be connected to the EMC alarm input of other units such as, system power supply controller.
* receives phone calls to broadcast over PA system
* talk-back feature, automatic or manual operation
* Directly enter into the broadcast system
* Master / Slavor setting.
* Active signal output (similar to fire alarm signal).
* Password protection against unauthorized paging.
* Built-in monitoring loudspeaker.
* Optional rack-mount kit