HornBlasters Conductor's Special 238A Train Horn Kit with Coil Hose and Tire Inflation Gun 4 of Our Super Durable and Super Loud Shocker Horns! 2 Gallon Tank with 380C Compressor Which is 200 PSI Capable On Board Air System Includes All Mounting Hardware and Tire Inflation Gun and Coil Hose Can be Heard From Almost 4 Miles Away with a Blast Time of 5 to 7 Seconds!