Sennheiser HD 660S - Official Discussion

[MRHifiReviews]

Posted in that format on the new thread.

Sennheiser HD660s2 Open-Back Headphones - Official Discussion Thread

The new 660s2 a worthy upgrade to the 660s and, quite possibly, the 650 replacement so many have been waiting for. Quick impressions-more in-depth and tech in video below vs 660s 660s2 *better detail retrieval *better sub bass extension *tighter bass signature *better separation of instruments on the sound stage *better separation of the bass regions to the midrange *more natural timbre *less peaky treble execution *660 still a great sounding headphone just a step behind technically n…