Standard noise cancellation simply adjusts noise based on data. HearID ANC analyzes your ears and pressure level in the ear to create a tailored profile that optimizes noise reduction and reduces external sound to fit your ears. Our unique dual coaxial driver technology delivers high and low frequency sounds directly to the ear without interference. Its extensive soundstage is detailed and spacious, the bass have a deep timber, the mids are melodious and the highs are sharp.