It includes alarm input/output, audio
and analog output.
Reset button. It is to restore factory
default setup.
Adjust lens angle of view and
definition.
Note: Only some models have this
function.
Display device running status.
Connect to fan to reduce device
internal problem.
Please note this component is
optional.
Connect to Micro SD card to realize
local storage.
The power port of the external
connected cable.
Default input is DC 12V.
The network port of the external
connected cable.
Connect to standard Ethernet port.
Support PoE.
Please refer to the following sheet for I/O port cable function information.
Alarm output port. Output alarm signal to
alarm device.
NO: Normal open alarm output end.
Alarm input port. It is to receive the on-off
signal from the external alarm source.
Input audio signal. It is to receive the analog
audio signal from the devices such as
pickup.
Output audio signal to devices such as
sound box.
Output analog video signal. It can connect
to TV monitor to view video.
2.3 Bidirectional talk
2.3.1 Device-end to PC-end
Device Connection