Smoke signal: Listen & Download Smoke signal .mp3 Error! Change your browser, please! ⇓ Download Electromechanical alarm ⚠ General alarm on the ship ⚠ Spacecraft alarm ⚠ Aircraft carrier chemical alarm ⚠ Smoke signal ⚠ Electronic alarm ⚠ Fire alarm (voice) ⚠ Car alarm ⚠ Alarm in a factory, guarded facility, factory ⚠ Police ambulance rides by with a siren in ⚠ Military alert ⚠ Danger of collision on a ship, Alarm ⚠ ★★★★★