Audio-Technica ATH-M70x Professional Monitor Headphones (Certified Refurbished) This Certified Refurbished product is factory refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty M-Series flagship model, tuned for extremely accurate reproduction and carefully crafted using key metal components for lasting durability Proprietary 45 mm large-aperture drivers with rare earth magnetsand copper-clad aluminum wire voice coils Extended response accurately reproduces extreme low and highfrequencies while maintaining perfect balance Circumaural design contours around the ears for excellent soundisolation in loud environments and 90 degree swiveling earcups for easy, one-ear monitoring