TDK NC150 Noise Cancelling Foldable Headphones

TDK NC150 Noise Cancelling Foldable Headphones TDK Life of Record Noise Cancelling Headphones NC-150's reduce unwanted ambient sound to give you a better and more relaxed listening experience. Essentially, active noise reduction works by using a microphone on the outside of the headphone to pick up external ambient noise. This is then sent to a digital processor which generates an antiphase wave with the opposite polarity of the sound wave coming through the microphone. As a result, the external ambient noise is reduced within the enclosed listening space. The NC-150's deliver effective noise reduction in such environments as aircrafts, trains, cars, buses and other public places where excessive ambient noise is present. The active noise cancelling feature works with or withou more »