iPhone 4 Crackling During Calls on Vodafone

Over the past month or so I’ve had problems with my iPhone 4 crackling and the mic stop working when making or receiving calls. It started off doing it maybe once or twice a week but eventually got to a stage where it was nearly every call. I’d take or receive a call and anywhere between 0 – 60 seconds it would start crackling in the ear piece, get progressively louder then the person on the other end of the line couldn’t hear me at all and hang up! Continue reading →