DSC-WT4911B 2-Way Wireless Outdoor Siren With Blue Strobe and Temp Sensor

NOTE: For use with the DSC Alexor and DSC Impassa only!!! This item cannot be shipped via air and as such cannot be shipped outside of the lower 48 USA.

A feature packed siren!! The WT4911B is a 105db siren with a built in blue strobe light (also available in red WT4911R) that can be mounted outside to truly alert your neighbors that an intruder has entered your home. Not only will this siren scare away anyone who wants to burglarize your home, but it will report back the outside temperature to any WT5500 keypad that is connected to the Alexor or Impassa system.

Siren output is 105dB
Siren sounds for: Alarms & Squawks
Strobe light functionality to visually indicate alarms
Provides outdoor temperature reading to the WT5500 wireless keypad
Transmits module status including tamper and low battery
Fully supervised
Local and remote test capability
Case and wall tamper
Up to 4 sirens per system

Dimensions..........................................................11" 8.5" 1.8" (280 mm 216 mm 46mm) Weight...................................................................... 1.8 lbs (820g) Output................................................................................. 105 dB
Battery................................................................1 D cell Lithium
Battery Life..................................................4 years (typical usage)
Wireless Range............................... 984ft/300m Nominal Open Air
Operating Environment..................... -30 to 155F (-35 to 70C)