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About product and suppliers:
        Alibaba.com offers 989 3g sim card dongle products. About 52% of these are modems, 12% are wireless networking equipment, and 3% are network cards. 

A wide variety of 3g sim card dongle options are available to you, such as usb, rs-232. You can also choose from external, internal. As well as from 14.4kbps, 2mbps, and 128kbps. And whether 3g sim card dongle is paid samples, or free samples. 

There are 993 3g sim card dongle suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Germany, which supply 99%, 1%, and 1% of 3g sim card dongle respectively. 

g sim card dongle products are most popular in Southeast Asia, South America, and North America. 

You can ensure product safety by selecting from certified suppliers, including 104 with Other, 96 with ISO9001, and 27 with ISO14001 certification.
        
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