Audio-Technica ATH-ANC70 Active Noise Cancelling Headphones, up to 20 dB noise reduction, closed, over-ear, 40 mm neodymium magnet, 10Hz-25kHz, 570 Ohms impedance, 44 dB SPL, control button on the earcup, high-sensitivity mic built into the earcup, removable cable with 3,5 mm plug, incl. 6,3 mm adapter, airplane-adapter and bag.