Rexing V2 PRO - Beep Sound; Language; Frequency; Screen Saver

Video Settings
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UP/Down – Change value
OK – Move to next segment
MENU – Save Settings
Note: If the battery remains fully discharged or is removed from the
device, the time and date will be reset.
Beep Sound
Recommend setting: On
This setting allows you to turn the device's button sound effect on or off.
Language
Use the following procedure to change the device’s time and date. Language
availability may vary depending on the region.
Frequency
Recommend setting: US - 60Hz
This option should be set according to the power supply specification used in
your country or geographical region (U.S. users should select the "60Hz"
option).
Screen Saver
Recommend setting: off
Select a time duration for the screen to stay lit after recording starts.
Alternatively, you can use a hot key shortcut for this feature. During Recording
Mode, press and hold to turn the LCD screen on or off.