Nokia 6030
Voice problem

Hi

i have been using the nokia service from 1 year and didnt faced any problem but now my mobile set 6030... is regularly giving the problem as when ever i get a call then i can hear the other person's voice but my voice is not thru... and i cant talk with other person... what is the problem... i couldnt understand.

is there ant problem with speaker or what?

can u please tell me what should i do?