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.