Driver details:
updated driver structure flipped to keep magnet further from ear:
powerful single-sided magnet for greater efficiency
large planar diaphragm starts and stops quickly for clear, articulate sound
built-in TrueFlow™ technology helps reduces turbulence of air moving through the driver
enhances dynamics and extends frequency response
a separate headphone amplifier is required to properly power these headphones for optimum sound quality
Build quality:
durable metal frame
earcups made of lightweight carbon fiber and hard plastic
thick "D-shaped" memory-foam earpads lined with soft synthetic protein
super-light, flexible NiTinol "memory metal" headband for easy fit
leather headband lining with dual slider for easy adjustment
feels lighter on head than most over-ear planar magnetic headphones
General info and specs:
1.8 m detachable, fabric-covered cable with a 3.5mm miniplug
screw-on 1/4" adapter
special sound tuning inserts for three levels of acoustic damping
micro-fiber cleaning cloth
hard-shell carrying case
sensitivity: 92 dB
impedance: 13 ohms
weight: 340g