The AU-XT ANC wireless over-ear headphones are designed with SoundProof Noise-Cancellation to create unmatched audio quality with active noise-cancellation on or off. With our uniquely tuned AU Graphene drivers, you will enjoy the audiophile-grade sound endorsed by Grammy Award-Winning ambassadors. Experience a driving low-end with crystal clear vocals and a lifelike soundstage only found in Ausounds over-ear headphones. This Hi-Res wireless headphone is the perfect audio product for music listening at the office, travel, or when creating on the go. Don't let your audio isolation change your sound expectations!