I know this is a bit dated by this point, but just wanted to give an updated. About about 3 months (I've been dealing with the issue for a little over a month, haven't had time to mess with the return again) the same exact issue happened. Left ear bud goes out with minor adjustments to the wire...

Hopefully you'll have a better experience with the replacement than I've had so far. I'm hoping for the best though as they are fantastic with noise isolation and sound, I'm hoping it isn't (another?) manufacturing defect.

Majority of use with the PFE 132's are with my iphone. Swapping out headphones doesn't have the same issue, and using the PFE 132's with my computer, laptop, and  my speakers (they have a 3.5mm port) all result in the same issue of crackling/sound loss in the left ear when the wire is slightly...

Just posting my experience with the black PFE 132's. I purchased a pair from Amazon June 2012. About 2 months into basic use (just at work, or easy walking around not serious exercising), the left ear piece began crackling/losing sound completely. It was noticed that slight movement/adjustments...