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About product and suppliers:
        Alibaba.com offers 2,046 audio detector products. About 38% of these are industrial metal detectors, 10% are cctv camera, and 9% are other security & protection products. 

A wide variety of audio detector options are available to you, such as personal, consumption sensor, and auto testing machine. You can also choose from free samples, paid samples. 

There are 2,046 audio detector suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of audio detector respectively. 

Audio detector products are most popular in Domestic Market, Southeast Asia, and North America. 

You can ensure product safety by selecting from certified suppliers, including 483 with ISO9001, 232 with ISO14001, and 164 with Other certification.