The other behavior that affects alarm noise levels is the Face ID attention awareness features available on all modern iPhones. When enabled, if a face is looking at the screen, the sound of alarms is ...

Staying aware of your surroundings matters. That includes hearing smoke alarms, appliance beeps or a knock at the door. Still, real life gets busy. You wear headphones. You get focused. Sounds slip by ...

Each home security system has its own set of cues and meanings, and you'll need to consult with your manual to work them out. There are, however, a few universal warning sounds used for most household ...