![Sirènes pour intérieurs](https://installatori.tecnoalarm.com/download/SYSTEM_PRODUCTS/SIREL%20-%20F105SIREL_22_10_2018_16_46.png)
Sirènes pour intérieurs
Designed for multiple use, even commercial and industrial, indoor sirens are a fundamental component of each alarm system.
When activated they announce any attempts at intrusion, representing an efficient deterrent against criminal activity.