This lightweight, compact headphone effectively reduces distracting background noise by up to 85% while offering the superior audio quality that has made Audio-Technica a worldwide leader in electro-acoustic technology. Ideal for use with MP3, CD, DVD & in-flight entertainment systems, ATH-ANC7b QuietPoint closed-back headphone delivers clear, high-resolution sound, with impactful bass, a detailed midrange, extended treble and accurate imaging in an immersive soundfield.