Panasonic KX-TGF770 Series Operating Instructions Manual page 24

Link to Cell
voice. Please contact your cellular phone
service provider for details.
Note:
R The HD voice feature is deactivated
automatically in the following situations:
– using the base unit to make or answer a
call via cellular line
– making a call via landline
– making an intercom call
– using voice paging
– playing a message recorded on the
answering system
R When transferring an HD voice call from
handset to base unit, HD voice feature will
be deactivated automatically.
For assistance, please visit http://shop.panasonic.com/support
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TA Manual̲KX-TGF7xxUS̲series.pdf 24 2018/09/27 8:25:56