Model 835 Silver Streak Express(TM) Train Horn - 120 Decibels-250Hz

Extra Air Chamber Produces a Powerful Train Horn Sound
Echo Sound that Replicates the Horn of a Speeding Diesel Locomotive
Trumpets are Entirely Metal Triple Chrome Plate for All Weather Conditions
Metal Base Mounts with Stainless Steel Bolts for Watertight Install
Air Feed Connection Designed to Mount Easily and be Hidden from View
Requires an On Board Air System
Comes Complete with All Mounting Hardware and Air Fittings
Sound Output: 90/100psi 250Hz / Operating Pressure: 60-110psi
Easy to Install Flex Hose Air Fitting with Brass Fittings
Horn Size (LxWxH): 14-1/2 x 7 x 5 / 1/4 Hose Fittings