Hi, I received a replacement pair of these because the clip fell off on the one I gave my girlfriend. I never broke in the last pair for my girlfriend, but I'm thinking I should break in this pair since I won't see her for a few days. Do these improve with break in? If so, how many hours...

I just lost the extra replacement nozzles on my Shure e4c's, so I sent an email to Shure regarding this and they told me they'd immediately send out replacements. Two days later, I receive not one but TWO replacement pairs and AN ADDITIONAL fit kit, which was just included. Now that's going...

I want to replace my PCDP that I use on the subway with a pair of Shure E4c. I don't want to use the line out of a DAP- just the headphone output. Which DAP sounds best when you are driving a pair of IEM's straight off the headphone out? Michael

OK, here is the deal. I just purchased a Grado HF-1 to handle the rock music I mostly listen to. This is an upgrade of my Grado SR-60, which is an amazing performer for the money IMO. Now, I need something that will handle jazz/vocal, acoustic, and classical music better than the Grado. I own...

I wasn't expecting this. Was just chilling listening to some old school rap on my Grado SR-60 (i.e., Public Enemy) and thought that the bass sounded a bit light. I figured, what the heck, I'll put on the Senn's, which I normally use for classical and vocals, and I was blown how great these are...