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About product and suppliers:
        Alibaba.com offers 51,211 usb io products. About 22% of these are mobile phone cables, 15% are computer cables & connectors, and 12% are mp3 / mp4 player cable. 

A wide variety of usb io options are available to you, such as red, multi, and pink. You can also choose from free samples, paid samples. 

There are 51,211 usb io suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of usb io respectively. 

Usb io products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 10,242 with ISO9001, 3,298 with Other, and 1,774 with ISO14001 certification.