iPhone 4 call problems

[le4ever0511]

it happened on my iphone 4 too. I have to put on speaker so the person in the phone could hear me. try to put on speaker to c if it works on ur phone.

[eliiL0ve]

this happens to my iphone 4 too. i dont know how to fix it, and i cant even make calls! did you ever figure out the problem?

[pgdrz41]

im having that problem with my 3gs

[SuperDwarf21]

Gt the same problem

[tiptoe3gs]

i have the same problem i can hear everyone but no one can hear me