So I accidentally ran my new HD 560S with an insane sub-bass boost in EqualizerAPO for about 2 days. My headphones are plugged in directly into my old gigabyte motherboard, no amp whoever volume is not a problem normally my Windows volume is somewhere between 10% and 20%. I didn't know much...

Hi guys, which of those seems to be the better for the price paid? Sadly where i live the prices are huge so i will have to choose between one of those. I will mainly use it for music listening (rock, metal, pop) and gaming. Brand New Products (2 year warranty): Sennheiser HD 660S: $560...