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9
EN
Headphones Phone Controls and Indicators
Action
Indicator Light
Tone
Check battery
power
With headphones
powered on, tap the
power/pairing button.
The indicator flashes
red to show the
charge level.
Red flashes: Battery level:
1
More than 2/3 full
2
1/3 - 2/3 full
3
Less than 1/3 full
None
Low battery
indicator
None
3 red flashes every 10 seconds
3 high tones every 10
seconds
Mute/unmute the
call (call in progress)
Press in the volume/
tracking/mute button.
None
Low and high tone to
mute, then a single low
tone every minute. High
and low tone to unmute.
Содержание BackBeat 903
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