Amazon.com: Bose QuietComfort 35 II Noise Cancelling Bluetooth Headphones— Wireless, Over Ear Headphones with Built in Microphone and Alexa Voice Control, Silver : Electronics
User manual Bose QuietComfort 35 II (English - 578 pages)
How to Use Bose QuietComfort 35 Headphones II - Support.com TechSolutions