Level up with QuietComfort Ultra headphones – immersive, personalized sound meets premium, next-level noise cancelling headphones. Pushing the boundaries with breakthrough spatial audio, these wireless headphones take what you’re hearing inside your head and place it in front of you for more natural, real sounding music. Whatever your music source, it’s just like listening to it live when you’re wearing the QC Ultra headphones. Unique to Bose, the QC Ultra headphones feature CustomTune technology which analyzes your ear’s shape and adapts the audio performance so everything you listen to hits exactly as it should