Hi everyone. Currently I have a Sennies HD580 but I'm always looking to improve my collection and experience new stuff. Found this on my country's used market and wondering if it would provide something different. It looks like they were kept in excellent condition. My current amp/dac would be a...

I finally entered the "midrange" with my "new" HD580 for 170$ which is from a guy who apparently used it for 15 years. He almost sold it for 17$ as a mistake (I had to pay for it when it got delivered) but I corrected him later and he got the full asking price after I noticed him about the...