Congrats on your new iPhone 6, KsbcDav! Let's make sure your phone audio is at it's best. Can you double check your sounds settings for the phone? Here's a link that shows how http://vz.to/1r91845. You'll also want to make sure that your phone is recognizing the headphones have come out. Try plugging the headphones in and out a couple of times. Also, make sure there is no lint or debris in the headset jack. Any improvement? Please let us know.
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