The AARC-EVAC™ ARX82-W-FB-R, ARX83-W-FB-R & ARX84-W-FB-R Standalone
Wireless Linked Emergency Alert Siren & Message Broadcast Units, incorporate
an in-built Battery Backup UPS with Flashing Beacons & Repeater Transmitter.
Are all fully self-contained making them ideal for use in locations where there is
no existing PA system, or to cover areas not serviced by a PA system or as a full standalone network of units to provide
for redundancy if the PA system fails for any reason.