Really depends on if you think the headphones are the limiting factors to you enjoying your music.

  +1 for HTC One! woot   That looks beautiful. You have very good soldering skills.. Last time I soldered an audio jack, the dam tin wouldn't stay on the copper contact, frustrating as hell.

Getting dem XL pads definitely made the headphones super super comfortable.

I think that's a very valid concern, but it's not a huge issue imo since a relatively good outer ear canal seal Will probably be much better than the regular foam or silicone inserts anyway. I am very interested after hearing everyone's comments!

Isolation and comfort seems to be the big issues when it comes to IEM, I recently came across a thread on r/headphones that discusses using moldable material to create a custom mold for the IEM. The full tutorial is available here:  ...

Just entered! Hope I get lucky this time! 

It's not too late yet, why 250 ohm or 600 ohm? just wondering, thanks.

It's the quote for only 1 driver.

Thanks!   I got a reply from Beyer   The part number is 968767 – DT770 80 Ohm driver - $56.28 plus standard $15.00 shipping and handling.      

Man, this feeling sucks. I did the recabling mod, it went fine, but today I discovered that the left earcup sounds a little different from the right earcup, so I went and re-soldered the pins on both cups.   BUT, my fat fingers made the solder melt through the thin copper wires connecting the...