Alarmanlagen are security systems designed to detect unauthorized access or emergencies in homes and businesses. They typically consist of sensors, alarms, and control panels that work together to alert occupants or authorities when a breach occurs. These systems can be wired or wireless and may include features like motion detectors, door/window sensors, and surveillance cameras. Modern Alarmanlagen often integrate with smart home technology, allowing users to monitor their property remotely via smartphones or tablets. Some systems can also send notifications to emergency services automatically. Overall, they provide an essential layer of protection against theft and other security threats.