Iii
FAQ
1.Headphones cannot be paired to your mobile phone.
Solution:
Check if the headphones have entered pairing mode.
Check if your mobile phone supports the
HS
or
HF
profile. Check
if
the Bluetooth search function of your phone is turned on. Check if
your mobile phone is turned off. Check if the distance between the
headphones
and
your phone exceeds 10m.
2.Headphones cannot be turned on.
Solution:
The battery runs
low.
Recharge the battery.
3.Can the battery be replaced?
Solution:
The battery is non-detachable
and
cannot
be
replaced.
4.Can the headphones be used while driving?
Solution:
DON'T use the headphones
in
an
environment that
requires your special attention.
5.Bluetooth connection
is
suddenly interrupted within 10
meters.
Solution:
Check if there is metal or other material interfering with
the transmission.
6. No audio signal
Solution:
Check if the headphones are turned
off.
Check
if
the
headphones are paired.
If
necessary, pair the headphones with the
audio source again. Check the connection to your audio source.
The volume is too low, turn up the volume.
7.Can the headphones be used
to
control the APPs on your
mobile phone?
Solution:
Software settings of APPs may
be
varied, thus some
APPs may not
be
controlled by the headphones.
a.The headphones can't be recharged.
Solution:
Check the connection of USB plugs. If necessary,
remove the
USB
cable
and
plug again. Tum on the headphones
then turn it off.
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7
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Iii
Specifications
Bluetooth
version:
4.1
+EDR
Bluetooth
profiles:
A2DP,
AVRCP,
HSP,
HFP
Bluetooth
transmission
frequency:
2.4GHz
to
2.48GHz
Bluetooth
operating
range:
up
to
33
feel (free space)
Drivers:
<P57mm
Impedance:
160
SPL:
116dB
Frequency
response:
15Hz-25,000Hz
Total
Harmonic
Distortion
(THD):
<0.1
%
Bluetooth
music/talk
time:
about
20
hours
Standby
time:
about
1100
hours
Charging
time:
2
hours
for
full
charge
Operating
temperature
range:
-10
-C
to
50°C
only
Specifications
are
subject
to
change
without
notice
.
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8
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