Build your own smart home - easily and quickly with Housegard Note Housegard Note is a simple and user-friendly system that improves the security of your home. The starter pack contains smoke alarms and hubs. To this kit you can connect other smart products that are part of the Housegard Note family, such as more smoke alarms, motion detectors, water leak alarms and door sensors. You can connect up to 50 devices using the hub that connects to the internet via WiFi, 2.4 GHz. Via the app, you will