The AH-300 is our original 3 tone train horn assembly. It has 10.5'', 1.45'', and 15'' trumpets that feature black powder plated brass construction. The AH-300 is fitted with a 12 VDC switching solenoid 1/2'' valve. The air line is capable of handling up to 200 PSI and is included with all necessary mounting hardware. 

Features:
• Compatible with AC-1.5 and AC-200-PSI
• 12v DC solenoid with 1/2'' inlet fitting
• 130db @ 110PSI
• Includes inlet hose

 The AH-D300+ is a 3 tone, detachable train horn assembly. It has 10.5'', 1.45'', and 15'' trumpets that feature chrome plated brass construction. The AH-D300+ is fitted with a 12 VDC switching solenoid 1/2'' valve. With the addition of our braided air lines, you can disassemble each trumpet and mount them remotely from the manifold. This allows for installation in the most challenging of vehicles. The air line is capable of handling up to 200 PSI and is included with all necessary mounting hardware.

Please note:

• We process and ship orders Monday - Friday.
• We ship worldwide (See exceptions); Mostly from our warehouse on the east coast with some exceptions when we use a satellite warehouse.
• Free shipping on most items to continental United States (48 States) only.
• Alaska and Hawaii shipments carry an additional shipping fee (Typically 6-10 dollars unless item is heavier than 3 pounds then we will calculate by weight).    
• International disclaimer (Buyers are responsible for all Taxes, Duties, Custom or import fees) Please check with USPS prior to buying for more information.

Returns / Exchanges:

• Returns accepted on most items within 30 days.
• Please contact us about this item through the eBay messaging system