Long Range Acoustic Device (LRAD), ginagamit sa maritime, perimeter security, crowd control

1,599 views · Published 15 November 2017 · 3:11 · Indexed 26 October 2026

Channel: UNTV News and Rescue · 2017 · News & Politics

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Alamin natin sa special report ni Rosalie Coz kung ano nga ba ang Long Range Acoustic Device o LRAD.

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