Pros: Intoxicatingly sweet mid-range, nicely backed by a full and well-controlled upper/mid bass and a non-intrusive treble.
Cons: Rolled off treble and bass. Small sound stage. Not very resolving compared to modern cans.
I am the fortunate owner of a fairly rare pair of headphone: The Audio Technica ATH-A9X. It is the precursor to the highly popular and successful ATH-A900, and I feel they deserve a proper review (since so few people own them outside of Asia). The Audio-Technica ATH-A9X was part of the second-generation "Art Monitor" headphone series that surfaced during the late-90's (it was produced between 1997-2002), alongside its siblings the A5X and A7X. It was preceded by the first-generation ATH-A9 (introduced in 1994) and succeded by the ATH-A900. I do not own a ATH-A900, though I do own the the newest incarnation in the series - the ATH-A900X, and I'll be happy to do a brief...(read more)