Bose Noise Cancelling Headphones 700 deliver everything you expect - and things you never imagined possible. Get easy access to your choice of voice assistants, and control your content while your phone stays in your pocket. These headphones feature an unrivaled four-microphone system so your voice sounds crystal clear in noisy environments. World-class sound management gives you 11 levels of noise cancellation, so you can control distractions or stay open to the world. And they feature Bose AR, a first-of-its-kind audio augmented reality platform that makes astonishing new audio experiences possible.