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About product and suppliers:
        Alibaba.com offers 118,887 bluetooth 4.0 products. About 8% of these are other mobile phone accessories, 6% are earphone & headphone, and 4% are wireless networking equipment. 

A wide variety of bluetooth 4.0 options are available to you, such as free samples, paid samples. 

There are 118,808 bluetooth 4.0 suppliers, mainly located in Asia. The top supplying countries are China (Mainland), United States, and Hong Kong, which supply 98%, 1%, and 1% of bluetooth 4.0 respectively. 

Bluetooth 4.0 products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 27,306 with ISO9001, 14,444 with Other, and 4,796 with ISO14001 certification.