Bose QuietComfort 20i - Charging; Powering on

English
Please
read
and
keep
this
Owner's
Guide
and
take
the
time
to
carefully
read
and
follow
the
Important
Safety
Instructions,
Warranty
and
Contact
information.
For
additional
information
about
your
headphones
or
for
replacement
accessories,
refer
to:
•
http
:
//globai.Bose.com
•
U.S.
only:
http://Owners.Bose.com/QC20i
Charging
Allow
up
to
2
hours
for
a
full
charge
before
first
use.
Use
the
supplied
USB
cable
to
connect
the
headphones
to
a
powered
USB
port
on
your
computer
or
an
agency
approved
wall
charger
(not
supplied).
When
fully
charged,
headphones
will
have
about
16
hours
of
battery
life.
Note:
Before
charging,
be
sure
the
headset
is
at
room
temperature
,
between
41°F
(5°C)
and
104°F
(40°C).
Components
A.
Control
module
B.
lnline
microphone
and
3-button
remote
C.
Clothing
clip
D.
StayHea~
+tips:
Small
{white);
Medium,
installed
(grey);
Large
(black)
E.
USB
charging
cable
F.
Carry
case
Powering
on
O
Slide
the
power
switch
on
the
control
module
to
On
.
The
headphones
will
tum
on
in
Noise
Cancelling,
which
reduces
most
sounds
around
you
.
Note:
When
the
power
is
off
,
the
headphones
will
still
provide
un-powered
audio.
For
best
quality
audio
,
tum
the
power
on.
Press
the
Mode
button
on
the
side
of
the
remote
to
switch
to
Aware
mode,
which
lets
you
hear
some
sounds
around
you,
such
as
traffic
noise.
Mode
J'
button
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