Bose QuietComfort Headphones are the successors to QuietComfort 45 Headphones. They deliver high-fidelity audio performance and world-class noise cancellation that allow you to hear more of your films and music – while travelling, at the office or at home. QuietComfort Ultra Headphones offer our most premium design and our most advanced technologies, for the best Bose listening experience in a headphone. With QuietComfort Ultra Headphones, you will enjoy our best headphone noise cancellation, audio quality personalised with CustomTune, and voice pickup, among other premium features. QuietComfort SC Headphones are the same as QuietComfort Headphones but feature a soft carry case instead of a hard carry case, and are only available in Black.