usern

Just to clarify what line level connections mean - that's connection between electronic devices like DAC and amplifier, but balanced...

What solderdude mentioned, but not DT880. AIAIAI TMA-2 Studio is also worth considering although they don't get any coverage on this...

That's a bit subjective, but objectively if the old Beyer pads start to lose firmness even a little, then ears touching the inner walls...

Forget DT880, it doesn't have any sub bass for making beats, especially if you don't EQ them. With EQ you'll hit distortion before...

Did you apply proper negative preamp filter in order to not clip digital signal? I would say if you are price sensitive then forget...

Looks like 560S distortion profile