I purchased these Brand New on 5/29/16 not even 3 months old and maybe I put 20 hours on them. Comes with everything just like you would buy new
$OLD PLUS SHIPPING WILL CONSIDER PARTIAL TRADE FOR A DECENT DAC/STREAMER FOR A VINTAGE SYSTEM I HAVE









Technical Specifications :
Transducer type: Planar magnetic
Operating principle: Semi-open
Frequency response: 8Hz - 65kHz
Impedance: 35 +/-5 Ohms
T.H.D: TBD
Efficiency: 90dB
Weight: 480g
Features:
World’s first Nanometer grade thickness diaphragm. The
incredibly low driver mass produces fast, effortless response with
negligible distortion, two key elements to the ultimate goal of natural
sound reproduction.
Dual 2.5mm to 3.5mm mini jack cable
Dual 2.5mm to 1/4" stereo TRS cable
Dual 2.5mm to 4-Pin XLR cable
Premium grade storage box
Premium ear pads. Beveled pads that contour to the shape
of the user’s head for superb comfort and extended listening as well as
a good acoustic seal
Calf’s skin headband
High purity, oxygen-free copper (OCC) wire custom designed for wide frequency range