I'm looking for the least expensive way to obtain an 80ohm driver that would match to work in a pair of DT770 Pro's (80ohm). I hear beyer uses the same drivers across the dt770s/dt880s/dt990s(last one, I'm not entirely sure about but it seems likely), so if the impedance matched than it'd be a...

I have a pair of the older style black UM1's and find them to have a very warm sound. When I first got them, I didn't quite like them because I would listen to more rock and metal types of music, but lately I have found them to be very nice with electronic styles of music and some softer indie...