Beyerdynamic Tesla 1, often called T1, is a terrific headphone, indeed, but if I have to say, I’d say that T1 is an interesting headphone, rather than a terrific headphone, IMO.   Premise: I listen to classical music, like symphonies, concertos, piano solos, etc.   Let me talk about the normal pros first, which are outstanding but not so unique.   T1 has great transparency, same as HD800. Both cans have the ability to rebuild the “atmosphere” of the scene of recording. T1 and HD800 do much better in atmosphere rebuilding than other cans (I...