Bose QUIETCOMFORT EARBUDS II User manual

QUIETCOMFORT EARBUDS II

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WHAT’S IN THE BOX
CONTENTS
Confirm that the following parts are included:
Bose QuietComfort Earbuds II Charging case
2
2
L
3
L
3
Eartips (sizes small and large)
NOTE: Medium eartips are attached to the
earbuds. For help identifying the eartip
sizes, see page 19.
Stability bands (sizes 2 and 3)
NOTE: Size 1 bands are attached to the earbuds.
For help identifying the band sizes, see
page 19.
USB Type-C® to USB-A cable
NOTE: If any part of the product is damaged, don’t use it. Contact your authorized
Bose dealer or Bose customer service.
Visit: support.Bose.com/QCEiisupport.Bose.com/QCEii

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BOSE MUSIC APP SETUP
The Bose Music app lets you set up and control the earbuds from any mobile device,
such as a smartphone or tablet.
Using the app, you can verify the earbud fit, manage Bluetooth connections,
manage earbud settings, adjust the audio, choose your voice prompt language, and
get updates and new features.
NOTE: If you have already created a Bose account for another Bose product,
see “Add the earbuds to an existing account.”
DOWNLOAD THE BOSE MUSIC APP
1. On your mobile device, download the Bose Music app.
NOTE: If you’re located in Mainland China, download the Bose8app.
BOSE MUSIC
2. Follow the app instructions.
ADD THE EARBUDS TO AN EXISTING ACCOUNT
To add your Bose QuietComfort Earbuds II, open the Bose Music app and add
your earbuds.

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SWEAT AND WEATHER RESISTANCE
The earbuds are rated IPX4 water resistant. They are designed to be sweat and
weather resistant but aren’t meant to be submerged under water.
CAUTIONS:
• Do NOT swim or shower with the earbuds.
• Do NOT submerge the earbuds.
NOTES:
• To prevent corrosion, regularly clean the charging contacts on the earbuds with a
dry, soft cotton swab or equivalent.
• IPX4 isn’t a permanent condition, and resistance might decrease as a result of
normal wear.

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HOW TO WEAR
INSERT THE EARBUDS
1. Insert the earbud so the eartip gently rests at the opening of your ear canal.
NOTE: Each earbud is marked with either an R (right) or L(left).
R/L marking
2. Slightly rotate the earbud back until the eartip creates a comfortable seal at your
ear canal and the stability band rests against your ear ridge.
NOTE: You may need to rotate the earbud back and forth for the eartip to create a
comfortable seal. However, rotating it too far back or forward may impact
audio and microphone sound quality.
Insert Rotate
Ear ridge
Stability band
3. Check the fit (see page 17).
4. Repeat steps 1 – 3 to insert the other earbud.
When you insert the earbuds, the audio is personalized to your ears for the best
audio performance and noise cancellation.
NOTE: If you’re sharing the earbuds, place them in the charging case to clear the
audio personalization between each user.

HOW TO WEAR
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HOW TO WEAR
CHECK YOUR FIT
For the best fit, audio performance, and noise cancellation, use a mirror to make sure
you’re using the correct size eartips and stability bands. You may need to try a
dierent size eartip or stability band for each ear.
TIP: You can also check your fit using the Eartip Fit Test in the Bose Music app. You
can access this option from the Settings menu.
Eartips
FIT WHAT TO CHECK
Proper fit
The eartip gently rests at the opening of
your ear canal to create a comfortable seal.
Background noise should sound mued.
NOTE: Noise cancellation may impact the
ability to hear mued noise.
Too much pressure The eartip feels uncomfortable and squished
in your ear canal.
Too loose
The eartip rests too deep in your ear canal,
feels loose in your ear, or falls out when you
move your head.

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HOW TO WEAR
Stability bands
FIT WHAT TO CHECK
Proper fit The band doesn’t stick out or feel squished
against your ear ridge.
Too big The band is sticking out or feels squished
under your ear ridge.
Too small The band doesn’t reach your ear ridge.

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HOW TO WEAR
TRY ANOTHER SIZE
Wear the earbuds for an extended period of time. If the earbuds don’t feel
comfortable or secure, or noise cancellation or sound quality isn’t as expected, try
another size eartip or stability band.
You may need to try all three eartip or band sizes or use a dierent size eartip or band
for each ear.
Eartips
The eartips come in small, medium, and large.
Medium eartips come attached to the earbuds. If they feel too small, try large eartips.
If they feel too big, try small eartips.
Stability bands
The stability bands are marked with size 1(small), 2(medium), or 3(large) and an R
(right) or L(left).
3
2
Size 1 bands come attached to the earbuds. If they feel too small, try size 2 bands.

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HOW TO WEAR
CHANGE THE EARTIPS
1. Holding the earbud, gently squeeze the eartip and peel it away from the earbud.
Squeeze and peel Separate
CAUTION: To prevent tearing, do NOT pull on the edge of the eartip.
2. Choose a new eartip size (see page 19).
3. Align the eartip with the earbud nozzle and press the eartip onto the nozzle until
you feel it snap securely into place and hear it click.
Align Press
4. Repeat steps 1 – 3 for the other earbud, as needed.
NOTE: You may need to use a dierent size eartip for each ear.
5. Insert the earbuds (see page 16).
6. Check the fit (see page 17).
NOTES:
• If you change the eartip, you may need to change the stability band so the band
rests comfortably against your ear ridge (see page 21).
• To see how-to videos about changing the eartips, visit: support.Bose.com/QCEiisupport.Bose.com/QCEii
• If you need additional eartip sizes, contact Bose customer service or visit:
support.Bose.com/QCEiisupport.Bose.com/QCEii

’
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HOW TO WEAR
CHANGE THE STABILITY BANDS
1. Holding the earbud, gently grab the stability band scoop and peel the band toward
you, over the eartip, and away from the earbud.
Stretch Peel Separate
Stability band scoop
CAUTION: To prevent tearing, do NOT pull on the thin part of the band.
2. Choose a new band size (see page 19).
3. With the band markings facing you and the band scoop facing away from you,
align the dot on the band with the gray dot on the bottom of the earbud.
4. Gently stretch the band over the eartip, making sure the dots align and the
microphone hole on the band is over the microphone on the earbud so the
microphone isn’t blocked.
5. Press down until the band fits securely into place.
Stretch
Microphone
PressAlign
Earbud dot
Stability band dot
Microphone hole