Bluetooth, Operation, During a phone call – Dual Electronics XDMAR6720 User Manual
Page 30: Xdmar6720 operation

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XDMAR6720
OPERATION
During a Phone Call
Bluetooth
®
Operation
Turn the volume knob to adjust the volume level during a
phone call. Bluetooth mode has a separate volume level
from the main volume of other modes. The XDMAR6720 will
remember the volume level in Bluetooth mode and always
return to the last volume level for each phone call.
Press MUTE during a phone call to turn the XDMAR6720's
external microphone off. Press MUTE again to resume
microphone operation.
Press DISP during a phone call to transfer the call from the
XDMAR6720 to the cell phone. Press DISP again to toggle
the audio back to the XDMAR6720.
During a phone call, if there is a second incoming call, press
to place the first call on hold and switch to the second
phone call. Press
again to switch back to the first call.
During a phone call, when there are no additional incoming
calls, press
to place the call on hold. Press
again to
resume the phone call.
Note: Audio transfer, call waiting and call hold must be
supported by the mobile phone and service provider to
function properly.
Volume
Microphone Mute
Audio Transfer
Call Waiting
Call Hold