QuietComfortÂ® 25 Acoustic Noise CancellingÂ® headphones Black. The Bose QuietComfortÂ® 25 Acoustic Noise CancellingÂ® headphones give you crisp, powerful sound â?? and quiet that lets you hear your music better. Bose advances their industry-leading headphones with the latest proprietary BoseÂ® Active EQ and TriPortÂ® technology, giving the music you love deep, clear sound. At the same time, Bose noise cancelling technology monitors the noise around you and cancels it out, helping you focus on what you want to hear â?? whether itâ??s your music, your calls or simply peace and quiet. With a distinctive design and two color options to match your style, these headphones look as good as they sound. Theyâ??re also comfortable, durably made and easy to stow, with earcups that pivot to fit in a small carrying case. Get yours today!