Allows anyone located in a disabled refuge area to communicate with a SigTEL Master Controller at the touch of a button (and vice versa). Features a'Push to Call or Answer' button, a'Call in Progress' LED, buzzer, microphone and loudspeaker.
Includes connections for an optional induction loop system and a general-purpose open collector output that closes on activation of the unit. Meets and exceeds the requirements of BS 5839-9 when correctly installed.