12V Air Horn 125db Loud Sound with Automotive Relay Universal for Truck Car Motorcycle ATV

Universal air horn, suitable for any 12‑volt system, such as cars, trucks, motorcycles, club cars, RV, etc.

125dB sound level, 600Hz frequency, twice the sound of factory speakers, no need for air pipes or external air supply, stable performance.

The sound loss is eliminated by connecting the compressor with a bolt design. The intermediate unit is located between the sound unit and the compressor, which can absorb vibration, so the sound integrity will not be lost.

With compressor, including 4‑pin relay. Using high‑quality aluminum alloy and ABS, it has maximum rust protection.

It adopts one‑piece design, does not need a hose, and is compact in size. It can be installed in a few minutes by using a single bolt of the factory speaker cable.