Ok folks, I just got these a couple of weeks ago, and I already have a broken right IEM that has no signal except terrible static and noise! I tried every cable with both IEM's, and it's definitely a blown speaker in the right IEM if you ask me! I was listening with my Sony Walkman NW-A35 directly into the Nuforce EDC IEM's, so there wasn't excessive amounts of volume going either! I was listening to them, and BAM, instant static and noise! So...