The Audio-Technica ATH-M30x is a professional closed-back studio monitor headphone designed primarily for accurate audio monitoring, music recording, mixing, editing & other professional audio work. It uses 40mm drivers with neodymium magnets, has a 15Hz-22kHz frequency response, 47-ohm impedance & a 3-meter cable. Unlike typical consumer headphones that emphasize bass or other frequencies, the ATH-M30x focuses on clear & balanced sound reproduction, particularly detailed midrange frequencies. Its over-ear closed-back design also helps isolate outside noise. Studio Monitoring: The ATH-M30x is designed for accurate monitoring, making it suitable for music recording, mixing, audio editing & studio production. Neodymium Drivers: The 40mm drivers use neodymium magnets & copper-clad aluminum voice coils to deliver detailed audio reproduct ...