Sennheiser HD800 S Impressions Thread (read first post for summary) | Page 503 | Headphone Reviews and Discussion - Head-Fi.org
Archimago's Musings: MEASUREMENTS: Sennheiser HD650 (~2010-2012) and HD800 (~2010). A comparison of two "Reference Class" headphones, and a look/listen to the "Sennheiser veil / darkness". [Inexpensive 2TB SSD and inflation in consumer electronics...]