A long-range acoustic device (LRAD), acoustic hailing device (AHD) or sound cannon is a specialized loudspeaker and sound weapon that produces sound at high power for communicating at a distance.

LRAD is the global leader and de facto standard of Acoustic Hailing Devices (AHDs). Featuring Genasys’ Advanced Driver and Waveguide Technology, LRAD systems broadcast audible voice …

Mar 17, 2025 · Review the basics of sound and discover exactly how the LRAD produces its "beam of sound." We'll also explore LRAD's hailing and warning abilities and other uses for sound.

A Long-Range Acoustic Device, often abbreviated as LRAD, is a piece of technology that produces highly directional sound. It’s a specialized loudspeaker capable of projecting voice commands or …

Dec 10, 2024 · Managing large crowds and communicating effectively over long distances is a challenge in law enforcement. Tools like the Long Range Acoustic Device (LRAD) have become valuable …

Mar 21, 2025 · Verifying that you are not a robot...

In uncertain or escalated public safety situations, LRAD fills the critical gap between the limited range and poor intelligibility of bullhorns and vehicle P.A. systems, and kinetic measures including tear gas …

Jun 17, 2020 · During the 2020 protests, police have used an LRAD sonic weapon to disperse protesters. What is it, how does it work, and how can you protect your ears?

LRAD systems provide law enforcement with clear, long-range communication tools, allowing officers to manage crowds, issue commands, and de-escalate situations from a safe distance.

Mar 20, 2025 · The most well-known of these devices is the Long Range Acoustic Device (LRAD), which resembles a flat loudspeaker configured with multiple piezoelectric transducers arranged in a …