Accessibility
Q: Callers cannot hear me
Callers cannot hear me properly I sound underwater or muffled . iPhone 6s
Posted on Jul 28, 2016 2:08 PM
by Ingo2711,Apple recommended
iPhone
Did you already try the troubleshooting tips mentioned in this article?
Get help with the microphones on your iPhone, iPad, and iPod touch - Apple Support
Posted on Jul 28, 2016 11:06 PM