With the ATH-M50 professional studio monitor headphones, Audio-Technica has achieved an exceptionally accurate response and long-wearing listening comfort. Designed especially for professional monitoring and mixing, these studiophones feature an efficient collapsible design for space-saving portability and storage. Circumaural ear pieces swivel 180? for easy one-ear monitoring and luxuriously padded ear cushions create an outstanding seal for maximum isolation. The adjustable headband is generously padded for ultimate comfort during long mixing sessions. A coiled cable at the left earpiece terminates to a gold-plated mini plug with included screw-on 1/4" adapter. Audio-Technica's sophisticated driver technology and superior components deliver exceptional power handling and very high SPL capabilities while maintaining clarity of sound throughout their extended range, with deep, accurate bass and outstanding high-frequency extension. The headphones feature propriety large-aperture drivers with neodymium magnet systems for ultra-efficient signal transfer.