Bluetooth, Operation, During a phone call – Dual XML8150 User Manual
Page 25: Xml8150 operation

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XML8150
OPERATION
Bluetooth
®
Operation
During a Phone Call
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	XML8150	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	XML8150's	
external	microphone	off.	Press	MUTE	again	to	resume	
microphone	operation.
Press DISP	during	a	phone	call	to	transfer	the	call	from	the	
XML8150	to	the	cell	phone.	Press	DISP	again	to	toggle	the	
audio	back	to	the	XML8150.
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
