https://www.theguardian.com/technology/2019/sep/16/bose-noise-cancelling-headphones-700-review-less-business-more-modern-design

Same Bose magic now sleeker, with better controls, calling and adaptable noise cancelling

Bose’s new top-of-the range 700 noise-cancelling headphones attempt to be the new gold standard, with a new design, new technology and a shift in focus.