Uniden GNVR 49xxW, Руководство пользователя

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Mark Playback
When playback recorded file, you can mark the record when there is important
information. After playback, you can use time or the mark key words to search
corresponding record and then play. It is very easy for you to get the important
video information.
Add Mark
: When system is playback, click , you can go to the following
interface.
Playback Mark: During 1-window playback mode, click , you can go to
mark file list interface. Double click one mark file, you can begin playback from
the mark time.
Play before mark time : Here you can set to begin playback from previous N
seconds of the mark time.
Note
Usually, the system can playbacks previous N seconds record if there is such kind of
record file. Otherwise, system playbacks from the previous X seconds when there is such
as kind of record.