View The Earbud Date Code; View The Charging Base Serial Number - Bose 109R Manual Del Usuario

CA RE AND MAINTENANCE

VIEW THE EARBUD DATE CODE

The date code is located on the inside surface of each earbud.
L R
L R
Date code

VIEW THE CHARGING BASE SERIAL NUMBER

The serial number is located on the bottom of the charging base.
SN: XXXXXXXXXXXXXXXXX
TIP: The charging base serial number is also located on the carton outer label.
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