MCU design in circuit.
multi functions High SPL 118Db min.
4 LED flash when standby multi functions Led.
Serious metal protection Plastic case provent ants and insects.
Line broken warning .
Without Battery Backup

Outdoor Siren with beacon flasher EAS-346F
The EAS-346F is a self-contained siren with tamper and whether resistant ABS enclosure, which is special design for anti intrusion, intrusion alarm, burgular alarm, security system.
It features two sealed reed tamper switches, one on the back plate and one on the front cover.
The switches are normally closed and pre-wired in series. The EAS-346F can produce two distinct sounds from a single input trigger.
Outdoor  siren with beacon.
Double housing: external-3mm plastic PC with UV,internal-0.8mm metal.
Continuous frequency modulated sound Tamper protection in 3 ways – screw or cover opening or tearing housing from the wall Positive and negative alarm trigger inputs Trigger input to activete only the flashlight Siren period can ser as follow trigger or 3 min cutoff Selector for lamp or Xenon Alarm by main power failure Protecting against totally battery discharge.
Plug terminal for easy installation Environmental immunity