A geofence is a location-based service that uses GPS or other ... to investigate crimes and track persons of interest. ShotSpotter is a network of microphones placed through high-crime areas ...
CHICAGO (CBS) — A possible replacement for the now-decommissioned ShotSpotter gunshot detection ... test to prove what's possible." D.C. Metro-based Alarm.com called its SDS sensor "essentially ...
(AP Photo:Josh Edelson, File) ShotSpotter works by placing an array of acoustic sensors in a designated area. Those sensors are linked to a wireless, cloud-based system that company officials say ...
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