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Serial Number Location | Bose QuietComfort Earbuds
QuietComfort Earbuds serial number locations
View the Earbud Date Code
Remove the stability band from the earbud. The date code is located on the earbud in the wide area near the microphone.
IMPORTANT: Please ensure the stability band is replaced and aligned correctly to avoid any issues related to power, charging the battery, microphone, and audio performance. See Changing the stability bands for complete instructions.
View the Charging Case Serial Number
The charging case serial number is located on the bottom of the case.
Checking the Serial Number in the Bose QCE App
In the Settings menu 
