The AARC-EVAC™ ARX82-R, ARX83-R & ARX84-R Standalone Wireless Linked Emergency Alert Siren & Message
Broadcast Units, incorporates an in-built 110-240V Din Rail mounted Power Supply, Battery Backup UPS and a Repeater
Transmitter. They are 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 part of a full standalone network of units to provide for redundancy if
the PA system fails for any reason.