-
9
-
‐
If
there
is
an
incoming
call
while
a
call
is
in
progress,
press
ANSWER
button
shortly
to
accept
the
waiting
call
and
end
current
calling.
‐
If
there
is
an
incoming
call
while
a
call
is
in
progress,
press
and
hold
ANSWER
button
for
2
seconds
to
accept
the
incoming
call
and
place
the
current
call
on
hold.
Note:
The
same
operation
could
be
performed
in
case
of
Multi
‐
connection.
Volume
adjusting
Push
toggle
switch
to
increase
or
decrease
volume.
Mute
While
a
call
is
in
progress,
Push
toggle
switch
for
2s
to
mute
the
headset,
a
remindful
tone
would
be
heard
every
10
seconds.
Repeat
the
operation
to
un
‐
mute.
11.
Safety
and
general
information
1)
Please
read
this
User's
Manual
carefully
and
follow
all
instructions.
2)
To
avoid
any
damage
or
malfunction
of
the
device
do
not
drop
the
device
from
high
places.
3)
Keep
device
away
from
humidity,
water
and
any
other
liquid.
If
the
device
is
exposed
to
water,
moisture
and
other
liquids
do
not
operate
it
to
avoid
any
electrical
shock,
explosion
and
damage
to
the
device
or
yourself.
4)
Do
not
place
or
keep
this
device
near
any
heat
sources,
such
as,
direct
sunlight,
radiators,
stoves
or
other
apparatus
that
produce
heat.
This
may
cause
an
explosion,
degrade
the
performance
and/or
reduce
battery
life.
5)
Do
not
modify,
repair
or
disassemble
device
(Especially
the
battery).
Doing
this
will
void
the
warranty.
