Sennheiser HD 650 Headphones | Audio | Production | Rental Gear | BorrowLenses
Sennheiser's classic HD 650 headphones are a ridiculous $200 right now - The Verge
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...]