Originally Posted by entropy
I love the sound quality of the E2Cs, but my first pair, the left side kept going out, and I finally sent it back and they sent me a replacement. However, now the replacement is having the same problem !!

For me, it's the right side which fades out. It just happened on my second pair as well...I don't want to go back to my Bose headphones! It doesn't seem related to the seal of the earplugs...but I'm open to all suggestions.
Thanks