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
How to fix problems with Bose QuietComfort 35 II - SoundGuys
Bose Denies Firmware Fried ANC On QC35s, Offers Downgrade | Digital Trends
QC35 series 2 - Did bose ever resolve the firmware update/anc issue? : r/ bose
Anyone else got this firmware? : r/bose
Bose QuietComfort 35 II review - Android Authority
Bose QC35 owners accuse recent updates of destroying noise cancelling
Optimum Teco guides - Bose QC35 noise cancelling was gimped by recent software update, claim owners Both generations of Bose's QuietComfort 35 headphones have long been some of the most popular noise-cancelling