Sennheiser HD451 Sony MDR-ZX770BN

Search thoroughly. Use bright lamp. The screws ARE under the foam. https://cdn.head-fi.org/a/4043763.jpg

It is not about "no longer" it is about "never has been". The veil of self deceit has fallen.

Can you actually mod HD 515 (not 558) or do they have initially inferior driver units?

Distortion in $1500 headphone? You must be joking, right?

800S is way much more valuable. Could be sold higher if you decide to abandon them. New 800S cost $1460 in Russia. 800 cost $940.

Any closed back with soft pleather pads and sufficient clamp will do.

Could've spilled water onto another cup just for the purpose of symmetry.

I meant difficult to position direction of sounds in games. Soundstage if you will. Spike means resonant peak. A part of frequency range that may be good to reduce with equalizer to make balance more or less acceptable. They aren't comfortable In my opinion there is no such thing as too much...

Try SHL3175 as they are bass cannons with decent highs. Cons are poor imaging and 2000hz spike.

First of all too many conflicted opinions about them. Second - you can't use aftermarket pads cause they are of proprietary design. Third - for 200 euros you got plenty of options. Fourth - you may get new pair for 400 euros if you know where to search.

1. Got multidriver IEMs? Prepare for unexpected results 2. DAPs intended for high ohmage may suck at driving IEMs 3. DSP in phone's audio chain

Gym pumping is done better with something wireless and darker in sound signature if you ask me. We talk aesthetic aural pleasure here.

Bass is mostly into subbass with lack of impact and highs are too shouty. Overall they are meant to be studio - not for enjoyment. HD 2.10 are much more fun and less cost with exactly rock music in mind. Moreover HD 25 are old and outdated.

I am a jackass that may have some advice. And if your Beats Solo that you liked was the very first ugly edition, I guess no advice will cover that state of affairs )) Beats used to be a meme of bad sound around audio enthusiasts. Don't struggle and don't stick to expensive devices hoping to find...