A Long Range Acoustic Device (LRAD), commonly known as a sound cannon, was among the crowd-control equipment seen during the ...
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Why this non-lethal weapon can cause permanent damage

The Long Range Acoustic Device, or LRAD, was designed to stop threats without using bullets, explosives, or physical force.
Kenyan security forces deployed Long Range Acoustic Devices (LRADs) to disperse protests on the anniversary of Gen Z ...
PORTLAND, Ore. (KOIN) — Mayor Ted Wheeler directed police to not use a device that emits a loud sonic tone for crowd control ahead of another night of protests in Portland. The device is called LRAD, ...