Other alternatives to the MDR-V6, MDR-7506 or CD900ST could be the AurvanaLive!1, M40X, SRH440, NVX XPT100, HM5, SHP9500, K612*(needs amp), HD558*(they can be foam modded to be a HD598 see youtube/google) in no particular order. Or the SRH840 as an alternative to the CD900ST. The Grado SR60e is...