3 ms·That's peak power at 1 meter for a large LRAD, not what someone 75 or 100 meters away experiences.by Aloisius 2y agoThat's peak power at 1 meter for a large LRAD, not what someone 75 or 100 meters away experiences.mrob 2y agoThere will be some attenuation, but the output is focused into a beam, so you don't get the usual inverse square falloff with distance.ty6853 2y agoYou do, there is just a greater gain factor constant.