How much does this cost to the nearest dollar?

KLEINN AIR Horns HK2-1 Complete Dual Truck Air Horn Package - Black
Dual truck horn with all-metal trumpets 16.75 inches and 14.5 inches in length. Like a fire truck or ambulance horn but louder. Flat mounting design allows for easy mounting. Includes 120 PSI, 0.5 gallon air system. Available in chrome or XCR 2.0 black finish. Features model 102-1 black air horn; with black XCR 2.0 horns and 120 PSI sealed air system 0.5 gallon air tank (five 1/4 inches NPT ports) 120 PSI rated Sealed air compressor All hardware included Brand Kleinn Air Horns, Color Black, Material Metal, Dimensions LxWxH

Price is $340.00
Price: $339.95