Air Horn Sounds - Siren Prank: The only one Original AirHorn Infinite sound app! Tap the air horn on the screen to hear the airhorn sound effect. Loud noise maker, just select a sound and wake up your friends. Loudest Air Horn is a simulator horn for stadium. INFINITE PLAYBACK! Play the air horn for an infinite period of time, push the air horn button and the sound will keep playing for as long as you want. LOUDER than EVER! All the air horn sounds are boosted up, connect a speaker to get the