Arrive refreshed after a long flight, avoid distractions in a noisy office, or find peace & quiet in your living room…with ATH-ANC7b QuietPoint® Active Noise-Cancelling Headphones. These lightweight, compact headphones effectively reduce distracting background noise by 90% while offering the superior audio quality that has made Audio-Technica a worldwide leader in electro-acoustic technology. <br/>Ideal for use with MP3, CD, DVD & in-flight entertainment systems, ATH-ANC7b QuietPoint® closed-back headphones deliver clear, high-resolution sound, with impactful bass, a detailed midrange, extended treble and accurate imaging in an immersive soundfield. Their earcups have been redesigned for greater comfort, with generously cushioned padding and a shape that fits easily over any ear. <br/>The ATH-ANC7b QuietPoint® headphones feature large-aperture 40 mm drivers with neodymium magnet systems and extremely high 109dB sensitivity to provide generous volume levels from any music source. The headphones also work when the noise-cancelling function is turned off, and operate in passive mode without batteries. Noise-cancelling electronics are fully integrated in each earpiece, with no need for external modules. <br/><a href="http://www.audio-technica.com/cms/features/b3ef06fca462fcad/index.html" target="_blank"><b>Read how Active Noise-cancelling Headphones work.</b></a>