Designed for professional mixing and monitoring, the Audio-Technica ATH-M50 Headband headphones deliver exceptional audio quality. To ensure a comfortable fit and a fatigue-free listening experience, these over-the-ear headphones come with adjustable padded headband. The closed-back cushioned ear-cup design completely blocks out ambient noise. With an impedance level of 38 ohms, sensitivity of 99 dB and frequency response of 15 Hz - 28 kHz, this pair of blue headphones produces sharp and clear audio. Adding to its worth, the collapsible design of this Audio-Technica studio headphones makes room for easy storage and portability.