Somfy Protect Indoor SirenAs soon as an intrusion has been detected the indoor siren will start its 110dB siren to deter uninvited people. The indoorsiren has a slim design and can be placed on any type of furniture in home.. The indoor siren has extended tamper detection as soon as the siren is moved it will activate instantly. The siren will go off and you will receive a push notification. Fast and Easy InstallationSetup in minutes.. Simply position the siren on a piece of furniture in your home.. Automatic system recognition when installedFeatures . Loud 110dB siren to scare off uninvited people.After 3 minutes the siren will stop automatically or you can stop it via the app.Audible confirmation of arming and disarming.. .