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Care and Maintenance
UPDATE THE EARBUDS
The earbuds begin updating automatically when connected to the Bose app and an
update is available. Follow the app instructions.
UPDATE THE CHARGING CASE
If Bose customer service tells you to update the charging case, you can do so using
the Bose updater website. On your computer, visit: btu.Bose.com
btu.Bose.com and follow the on-
screen instructions.
VIEW THE EARBUD DATE CODE
Remove the earbud from the charging case and flex the barrel open. The date code is
located on the flat inner surface of the earbud.
Date code
XXXX
IPX4
XXXX
IPX4
VIEW THE CHARGING CASE SERIAL NUMBER
Remove the earbuds from the charging case.
The charging case serial number is located in the charging case lid.
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