Samsung NP750XDA-KD1US User Manual page 42

Applications
Recording voice to notes
Make a recording of your voice while creating a note, and then the
content will be synchronized with the recording.
On the note composer screen, select
Select a note from the list and select
the content you created while recording will be displayed on the
screen along with the recording.
Adding memos to PDF files
On the note composer screen, select
You can add memos to the PDF file.
and create a note.
to play the recording. Then
, and then select a PDF file.
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