How much does this cost to the nearest dollar?

Viking Horns Loud 149 Decibels 150 PSI 1.5 Gallon, 4 Black Trumpets Train Air Horn Kit
This Loud 4 trumpet Train Sound Air Horn is made entirely of metal in black color. Comes with a 1.5 (6 liter) air tank, 150 PSI 12 volt Heavy Duty Air compressor, air pressure gauge, air pressure switch, mounting hardware, hose, fittings, installation instructions, and a FREE horn button. Air horn system will produce a very loud train sound at 149 decibels, and surely will get anybody's attention around you. Great for SUV's, trucks, RV's, pick-ups, marine use and many more applications. Horn dimensions 9-1/4, 7-3/4.

Price is $264.00
Price: $263.69