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I have sigmatel s80 dual sim mobile but when i insert the second sim it is showing invalid sim. how should i get rid of this problem

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I have suffered this problem too, this is because of your invalid imei number. from where you purchase contact them directly, night be your problem solved because you have to contact them before 30th nov. 09. hurry this might be solved!!!!!!!!

Posted on Dec 12, 2009

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