December 3, 2015 Don Martin

CBS Boston, December 3, 2015

BOSTON (CBS) – A local security tech firm is installing new technology that pinpoints exactly where shots are fired within one second, inside schools and corporate buildings across the country.

Shooter Detection Systems in Rowley uses wall devices embedded with tiny microphones. “But we don’t just use the listening. What we do is we also look. So we look for the flash of the weapon ..