Sennheiser's wireless headphones give Bose some competition
 

When it comes to noise-cancelling headphones, Bose is widely regarded as the best and its QuietComfort 35s are very good at blocking out unwanted distractions. Sennheiser has its own wireless model with active noise cancellation here at CES, the HD 4...

https://www.engadget.com/2017/01/06/...ones-hands-on/