The operating LED lights up red during
charging.
The operating LED lights up blue as
soon as the built-in battery is fully
charged.
The earphones will emit an
acoustic signal if the battery
charge level is too low and
the battery needs to be
charged.
7.
Switching on and
pairing the earphones
Press and hold the multifunction
button for about 3 seconds until
the earphones are switched on.
Press and hold the multifunction
button for about 5 seconds to
switch to pairing mode.
The operating LED fl ashes red/blue
alternately.
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