What happens when security cameras hit the right note?

In a quirky experiment, Axis Communications transformed everyday objects into an AI-powered symphony with help from a band of surveillance cameras.
How-To Geek on MSN

How I Built a Cheap Alarm System With Home Assistant and Some Sensors

To arm the system, all you need to do is turn on your automation under the Settings > Automations and scenes menu via the “Automations” tab. To disable it, just turn it off. To stop the alarm once ...