LIMITED EDITION The ATH-M50xPB (purple/black) features the same coveted sonic signature as its predecessor, the ATH-M50, with the addition of three interchangeable cables. Proprietary 45 mm large-aperture drivers with rare earth magnets and copper-clad aluminum wire voice coils ensure a pure listening experience. Isolating earcups swivel 90°. Collapsible design and included carrying pouch make for easy storage. Also available in black (ATH-M50x) and white (ATH-M50xWH).