Distress and panic, falls, smoke and CO alarms, verbal aggression and intrusion. Edge detection in about three seconds, an optional cloud second layer to filter false positives, and an optional four-second clip for triage, only on a confirmed event.

Everyday sounds tell the story of a routine: hygiene, nutrition, social contact, sleep, movement. Sonaid learns what normal sounds like and flags drift early, before it becomes an emergency.
Passive, with no recording.