I understand what you're saying, and I know all of this is very subjective. I'm trying to replace the Zune Premium earbuds that came with my Zune 80. I didn't like them at first, but after using them for a while they started to sound really nice, and weren't very shrill. My only complaint was...

Quote: Originally Posted by blazer78 I don't recommend using pink noise to burn in your CK7's. After I put 20 hours of that on my CK7 (at a reasonable volume), it seemed to have lost its high end sparkle. The midrange smoothened up and the bass became more controlled and less boomy, but...

Yeah I'm definitely considering changing the tips too. I got a set of Comply foam tips that I've tried on other earbuds I own and they're really comfortable and have a good seal. I'll leave them plugged in for the rest of the week and see how that works, thanks.

Hi, I'm new here. I bought a pair of Audio-Technica CK7 earbuds and long story short, they sound alright but the treble kills my ears. I read some threads about them and decided to burn them in. So I've had them plugged into my Zen Vision M playing music and "pink noise" for about 2 days now...