As the most critically acclaimed model in the M-Series line, the Audio-Technica ATH-M50x Professional Studio Monitor Headphones feature 45 mm large-aperture drivers with copper-clad aluminum wire voice coils, plush sound isolation pads, and an over-ear design. The ATH-M50x provides an unmatched experience for those looking for studio quality headphones at an affordable price. The ATH-M50x delivers accurate audio and deep bass response, making the portable closed-back headphones perfect for long sessions in the recording studio and on the go.