Features:
1) This product can be both patched into existing expandable security systems, and as a separate wireless horn siren
2) Can be installed in the receiving area of the main device
3) When used with detectors as a wireless horn siren, it appears to be a main device, and will send out an alarm once it receives a signal from the sensor or detector
4) External siren warns users of the presence of intruders
5) Waterproof design enables use outside

Specifications:
1) Operating voltage: DC 6 - 12V
2) Current drain: 320mA (max.) (high - low sound)
3) Output level: 114dB@12V DC
4) Power rating: 10W
5) Material:
a) Cabinet: ABS plastic resin
b) Stand: 1.5mm thick steel, black colored