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About product and suppliers:
        Alibaba.com offers 1,726 12v loud horn products. About 89% of these are speaker & horn, 4% are alarm. 

A wide variety of 12v loud horn options are available to you, such as abs, iron, and aluminum. You can also choose from 2-way, tweeter, and 3-way. As well as from 12v, 24v. And whether 12v loud horn is air horn, electric horn, or speaker. 

There are 1,727 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 333 with ISO/TS16949, 309 with ISO9001, and 66 with Other certification.