Hello, I got Koss KSC75 recently and I noticed you can shift these "beads", has anyone figured out if that has any use? Maybe for shifting the weight slightly?

Hey , what do you think is better sounding headphone between koss ksc75 and ksc35 ?

Hello. This is my first post. I wanted to compile a list of the greatest headphones I have ever used. I no longer own any of them, due to my nature of being a tinkerer. Important to know with this post is these following headphones (aside from the top headphone on this list) are like digging...