Play a joke on your friends with emergenyc sirens and horns sounds prank your friends. The air raid siren simulator & nuclear siren sounds will scare your friends. Special for you best warning alert prank soundboard app. Entertainment nuclear siren soundboard contains loud noises, nuclear alert, air raid, biohazard and fake tornado siren prank sound, annoying danger panic, emergency ships & submarines alarm, ambulance & police, car & fire alarm, fantastic & burglar alarm, animal voice, rooster