Available Operations during Call

To adjust the ringtone volume

Rotate the control dial while receiving a call.

To adjust the talker’s voice volume

Rotate the control dial during a call.

To adjust the volume for the other party (Mic gain adjustment)

Press MIC.
Adjustable volume levels: [MIC-LOW], [MIC-MID], [MIC-HI].

To reduce echo and noise (Echo Canceler/Noise Canceler Mode)

Press and hold MIC.
Settable mode: [EC/NC-1], [EC/NC-2].

To switch between handsfree mode and handheld mode

During a call, press MODE to switch the phone call audio between the unit and mobile phone.

Note

  • Depending on the mobile phone, this operation may not be available.