COP-USA PKG-DVR04 - Manual (Page 64)

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The functions of buttons show as follows:
Table 1-1
Function keys Definition Function specification
Play When the program connects with device, play video
Capture
Capture the current screen(the default save path: the default pictures
directory of mobile)
Settings
Set some information of the device, such as IP address, dynamic domain
name, port, username, password and device alias information.
About Some device information of the software
Previous group It can show the previous channels group.
Next group It can show the next channels group.
Select channel
Choose one video channel of the device. And cooperate with "next
group" can switch the 8 or 16 channels.
PTZ control PTZ direction control including up, down, left and right.
Zoom Zoom in/out control of PTZ.
Focal length Focal length adjustment of PTZ.
Aperture Aperture control of PTZ.
4）If it is first running or need to change the parameters, please click the <settings> button and enter the
<Device List> page, as shown in the below image.