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About product and suppliers:
        Alibaba.com offers 1,791 12v loud horn products. About 89% of these are speaker & horn, 1% are professional audio, video & lighting. 

A wide variety of 12v loud horn options are available to you, such as abs, aluminum, and iron. You can also choose from dc 12v, 12v, and 24v. As well as from 3-way, coaxial, and tweeter. And whether 12v loud horn is air horn, speaker, or siren. 

There are 1,791 12v loud horn suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and United States, which supply 99%, 1%, and 1% of 12v loud horn respectively. 

2v loud horn products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 338 with ISO/TS16949, 331 with ISO9001, and 70 with Other certification.