English
8
Audio tones
Audio tone  Headset status
Ascending tone  Powering on
Descending tone  Powering off
2 ascending tones  Pairing successful
Ring tone  Incoming call
2 short tones   Volume at maximum or minimum
when pressing volume button
High/low tones repeated   Low battery
every 30 seconds
No audio indications:   Out of range
deteriorating quality
3 ascending tones  Connected call
3 descending tones  Ended call
2 rapid ascending tones  Mute enabled
2 rapid descending tones  Mute disabled
Indicator lights
Checking battery level
To check battery level while headset is powered on, press and hold both 
Volume buttons for 5 seconds until you hear a beep. The indicator light 
displays the following charge status for a few seconds.
Headset indicator  Charge level
Red Below 10% charge
Purple  Between 10% and 80% charge
Blue Above 80% charge