Bose 700 vs Bose QuietComfort 35 II: Which should you buy? | Tom's Guide
My new Bose Qc 35 II. I have tested both this and sony XM4 and gone with Qc35II.So much happy specially with 4.8.1 firmware. I wonder it is competing with 2020 XM4
Bose QC35 owners accuse recent updates of destroying noise cancelling
Bose Denies Firmware Fried ANC On QC35s, Offers Downgrade | Digital Trends
Bose Now Lets You Downgrade Firmware of QC 35 If You're Facing ANC Issues | Beebom
Bose Updates The QC35 II –Possibly The World's Best-Selling Noise-Canceling Headphones
Who really owns your Bose QC35 headphones? - The Road to Silicon Valley