Bose’s QuietComfort 35 have been a huge hit in spite of its $349 MSRP. The headphones are comfortable, put out good sound, and the noise cancellation works very well. There’s really no need for an imminent successor, but that’s not how the tech industry works.
[Update: Video leaked] Bose’s forthcoming QuietComfort 35 II will be part of the “Bisto” family, support Google Assistant was written by the awesome team at Android Police.