GoPro Hero 4 session - Led; Beeps; Video Format

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LED
This setting determines whether the camera status lights (red) are
on (default) or off.
Note: This setting does not affect the wireless status lights (blue). If wireless is on, you cannot turn off
the wireless status lights. These lights do not blink during recording.
Beeps
You can set the volume for the sound indicators to be 100% (default),
70%, or Off.
/ Setup Mode
Video Format
The NTSC/PAL settings govern frame rates for recording and
playback when viewing video on a TV/HDTV.
Setting Description
NTSC (default)
Viewing video on an NTSC TV/HDTV (most
televisions in North America)
PAL
Viewing video on a PAL TV/HDTV (most
televisions outside of North America)
/ Setup Mode