Wireless indoor siren that loudly notifies of an alarm during detector activation. It is installed indoors to warn of danger or deter intruders. The device notifies of detector activation with an audible alarm. Sound level and alarm length are set in the mobile application. Connector for external LED is available. It can be mounted outside your apartment or office to monitor the security system status. Ready to operate straight out the box: the battery is already installed, therefore there is no need to disassemble the siren. With one click, it can be connected to the hub in the mobile application. It can be mounted on the SmartBracket in just a few minutes.