Proprietary 45 mm large-aperture drivers with rare earth magnets and copper-clad aluminum wire voice coils</br>Exceptional clarity throughout an extended frequency range, with deep, accurate bass response</br>Circumaural design contours around the ears for excellent sound isolation in loud environments</br>90 degree swiveling ear cups for easy, one-ear monitoring</br>Professional-grade ear pad and headband material delivers more durability and comfort</br></br>Product Description</br></br>Pure. Professional. Performance.   As the most critically acclaimed model in the M-Series line, the ATH-M50 is praised by top audio engineers and pro audio reviewers year after year. Now, the ATH-M50xMG (limited-edition matte gray) professional monitor headphones feature the same coveted sonic signature, with the added feature of detachable cables. From the large aperture drivers, sound isolating ear cups and robust construction, the M50x provides an unmatched experience for the most critical audio professionals.   Also available in black (ATH-M50x) and white (ATH-M50xWH).</br><br/>http://www.amazon.com/gp/product/B01AHY1C7S