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Delete
matched
devices
list
Push the volume
button and insert
the charger
Push the volume “+”
and “-” button simultane-
ously and insert the
charger to delete
matching list
Auto
power-off
without c-
onnection
Without connection for
more than 10 minutes
the headsets will power
off automatically
Hardware
reset
Push the multif-
unction button
and insert the
charger
The red indicator
keep lighting
Start the headset then
push the multifunction
button and insert the
charger
Low-voltage
indication
The red indicator
flashes once every
8 seconds
With “Du-
Du-Du” tone
every 30
seconds
If the battery voltage is
lower than 3.3V, the red
indicator and alert tone
will remind you to
charge the headset
Auto
power-off
in lower
voltage
If the battery voltage is
lower than 3V, the
headset will power off
automatically
Charging
By the original
charger
The red indicator
keeps lighting
during the charge
while the blue
indicator keeps
lighting after full
charged
During charging the
headset can work as
usual, and the red
indicator keep lighting.
After full charged, the
blue indicator will keep
lighting
