FIRE ALARM CUM TALK BACK SYSTEM

FIRE ALARM CUM TALK BACK SYSTEM
FIRE ALARM CUM TALK BACK SYSTEM 2020-07-10T09:58:02+00:00

Public address cum duplex type talkback system is a
reliable and user-friendly way of communication be-tween local unit and control station. This communica-tion with master station is done through telephone jack.
and handset, and the announcements can be made via microphone and speaker.