The horn air compressor is equipped with large coils, stronger air pressure and fast response speed. Stable performance, easy to install, and match your car horn. The air pump assists the horn to emit a loud warning sound.
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[Easy Installation] Our trumpet speaker kit is very easy to install. [Super Loud] The air compressor and larger coil can make stronger air pressure, which makes the dual horn produce louder and clearer sound.
eBay
GOOD PERFORMANCE : With 600dB sound level, this super loud air horn speaker has stable performance and higher work efficiency. DB Output: 600DB. UPDATED SOUND LEVEL : Stronger air pressure can be made of upgraded air compressor and larger coil, which can prompt the horn emit a louder and clearer sound.
eBay
✅ WARNING: This horn is really loud. ✅ Very easy to install. 1 x Dual Trumpets. 1 x Fixing Screw Kit.
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Super Loud: The 12V Air Horn will produce a powerful 600dB loud tuned train sound that cannot be ignored. DB output : 600db. Speakers with unique appearance, sound up to 600 decibels, super loud. Small size, high power.
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150dB sound, very loud. Tiny but powerful and tuned train horn sound. Decibel: 150db. Long Trumpet Horn Approx. 213x76mm/ 8.4x2.9in. Short Trumpet Horn Approx. 163x71mm / 6.4x2.8in. 1x Long Trumpet Horn.
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150db Triple Truck Air Horns Super Loud. Trumpet Lengths:11.5" ,9" ,6". Need to make a big noise, but only have a little room?. Horn TypeAir Horn. Suitable For Car Trucks Boats All Types Motorcycle. Manufacturer Part Numberdoes not apply.
eBay
[Easy Installation] Our trumpet speaker kit is very easy to install. [Super Loud] The air compressor and larger coil can make stronger air pressure, which makes the dual horn produce louder and clearer sound.
eBay