GeoVision GV-EBX1100 Series Firmware Manual page 87

[Audio In Source] Note this function is only available in GV-PTZ010D
which contain a built-in microphone and also allow you to install an external
microphone.
Built-in Microphone: Enable the built-in microphone to record
sounds. By default the option is enabled.
External Microphone: Enable the externally connected microphone
to record sounds.
[TV Out] Note this function is only available for the camera with TV-out
connector. Select the signal format of the Video Output on the camera as
either NTSC or PAL.
[Audio Settings] Enable Noise Reduction to reduce the background
noise in the audio file. All H.265 cameras applying firmware V1.02 or later
support this function.
[LED Control] Note this function is not available for GV-PTZ010D.
Ready LED: Select Disable if you do not wish to use the Status LED.
LAN LED, WAN LED, Monitoring LED: Note this option is only
available in Advanced Cube Camera. Select Disable if you do not
wish to use the LEDs. For details on LED status, see Overview in the
corresponding Hardware Manual.
Alarm LED: Sets the white illumination LED in Advanced Cube
Camera. The LED is enabled by default.
Auto: Select Auto for the white illumination LED to illuminate the
scene automatically when the PIR sensor detects any motion
within 5 meters.
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