About the indicator
The indicator flashes in red or blue to indicate various statuses.
: Turns on in blue/
: Turns on in red/
: Turns on in green/
: Turns on in yellow/-: Turns off
Indicator (blue/red) on the
button
Turning on
- When turning on the headset by pressing and holding the
button for about 2 seconds when the headset is turned off.
-
(flashes two times)
Turning off
- When turning off the headset by pressing and holding the
button for about 2 seconds when the headset is turned on.
(lights for about two seconds)
BLUETOOTH status indication
-
Pairing mode
(Pressing and holding the
button for about 7 seconds when the headset is turned off)
-
Not connected
- -
- -
- -
(one-second intervals)
-
Connection process completed
(flashes quickly for about five seconds)
-
Connected
- - - (about five-second interval) ---
-
Incoming call
Sound quality mode indication
-
Priority on sound quality
- -
- -
-
Priority on stable connection
For details, refer to “Switching the sound quality mode.”
Remaining battery charge indication
-
High
- -
- -
-
Medium
- -
-
Low (needs to charge)
For details, refer to “Checking the remaining battery charge.”
Other
-
Initialization completed
For details, refer to “Initializing the headset to restore factory settings.”
Indicator (red) next to the micro-USB port
- While charging
Indicator (green) on the NC button
Noise canceling function
- Noise canceling on
- Noise canceling off
- - - -
- - - -
- Personal NC Optimizer on
-
-
-
-
-
For details, refer to “Noise canceling function.”
Indicator (yellow) on the AMBIENT SOUND button
Ambient Sound Mode
- Normal mode
- Voice mode
- - - -
- - - -
- Quick Attention Mode
-
-
-
-
-
For details, refer to “Listening to ambient sound.”
Hint
- When the remaining battery charge becomes low, the indicator turns from blue to red, except for pairing mode.