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About product and suppliers:
        Alibaba.com offers 3,450 3g phone system products. About 5% of these are video door phone, 1% are voip products, and 1% are pbx. 

A wide variety of 3g phone system options are available to you, such as fixed wireless phone, voip phone, and voip gateway. You can also choose from no, yes. As well as from free samples, paid samples. 

There are 3,450 3g phone system suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 3g phone system respectively. 

g phone system products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 321 with ISO9001, 231 with Other, and 146 with ISO/TS16949 certification.