Stand-alone Wireless Indoor Siren.

This 2-way wireless indoor siren, using the latest 80Plus technology, completes your wireless intrusion system.
This siren can be installed easily thanks to its wireless communication, power and learn-mode technology.
It also provides the required safety and security compliant with the EN50131 regulations.
The siren is delivered with a standard 9V lithium battery & 4xAA alkaline batteries.