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About product and suppliers:
        Alibaba.com offers 138,267 in os products. About 8% of these are set top box, 6% are tablet pc, and 2% are advertising players. 

A wide variety of in os options are available to you, such as tablet pc, tft. You can also choose from 10", 7", and 12". As well as from 1gb, ≥ 4gb, and 2gb. And whether in os is intel, mtk, or rockchip. 

There are 138,267 in os suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of in os respectively. 

In os products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 25,368 with Other, 25,206 with ISO9001, and 4,362 with ISO14001 certification.