Description
An alarm siren is a device that makes a very loud noise when something is wrong. This noise is designed to be heard from a distance, so people nearby can hear. When security system detects a problem such as door being opened or smoke
Benefits of alarm sirens
- The loud sound of a siren ensures that the alarm is noticed immediately, prompting a swift response from anyone nearby or inside the building
- By scaring off intruders and alerting occupants, sirens play a key role in preventing and mitigating security breaches and emergencies
Dan –
I thought I was buying a man holding a poster, but when it arrived it was just the poster. Cool poster though, so I’ll give it 3 stars!
Maria –
I didn’t expect this poster to arrive folded. Now there are lines on the poster and one sad Ninja.