Bose QuietComfort 35 II Headphones Gain Alexa Support via Software Update - MacRumors
Checking the software or firmware version - QuietComfort 35 wireless headphones II
Petition · Bose change and take down the 4.5.2 and 3.0.3 firmware for QC35 and QC35II · Change.org
Bose 700 vs Bose QuietComfort 35 II: Which should you buy? | Tom's Guide
Users complain of poor sound quality after Bose headphones firmware update | What Hi-Fi?
How do I update my Bose Wireless Headphones?
Bose QuietComfort 35 II Noise Cancelling Bluetooth Headphones - Wireless, Over Ear Headphones with Built in Microphone and Alexa Voice Control, Black, Standard Headphone Size: Amazon.co.uk: Electronics & Photo