help with no incoming voice

[santanaeny]

ok so first off hello i jailbroke my iphone 3gs and will give stats version 4.3.3 and running 6.15.00 now i did use this to unlock my iphone for use with tmobile but now i can send and recieve text and surf the web but when i try n call someone i cant hear any voice but they can hear me speak i tried resseting phone settings and nothin gives any help would be great thank you