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About product and suppliers:
        Alibaba.com offers 141,258 bluetooth 3 products. About 27% of these are speaker, 12% are earphone & headphone, and 8% are mobile phones. 

A wide variety of bluetooth 3 options are available to you, such as mobile phone, home theatre, and computer. You can also choose from active, passive. As well as from bluetooth, microphone, and noise cancelling. And whether bluetooth 3 is 2 (2.0), 3 (2.1), or 1. 

There are 141,258 bluetooth 3 suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of bluetooth 3 respectively. 

Bluetooth 3 products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 26,329 with ISO9001, 13,731 with Other, and 4,104 with ISO14001 certification.