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Used in 2014 against protesters in Ferguson. https://slate.com/technology/2014/08/lrad-long-range-acoustic-device-sound-cannons-were-used-for-crowd-control-in-

by dole 2y ago

Used in 2014 against protesters in Ferguson. https://slate.com/technology/2014/08/lrad-long-range-acoustic-device-sound-cannons-were-used-for-crowd-control-in-ferguson-missouri-protests.html https://slate.com/technology/2014/08/lrad-long-range-acousti...