Hey there, im new with this awesome amp and I just dont understand this:   what's the difference between low gain and high gain? I checked with high gain the volume is higher so I need to set a lower master volume level, and viceversa. But is there any other difference in terms of quality or...

Hello there,   I'm in a position where I can buy these used headphones for 70 bucks. They will be my first true "good" headphones. Yeah... awesome! I usually listen to hardstyle, techno, trance and such, and I really want to try the DT 770 Pro.   Not planning to wear them outdoors, so I just...