User manual
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Notes: 
 <Back>:Back to the screen of previewing image. 
 <Channel List>:It shows the corresponding DVR and the default channel list, the user can arbitrarily choose a channel to preview image. 
  <Information Edit>:Click this button and enter the “Settings” interface, you can editor delete the device information, as shown in the above image 
6)Complete settings, choose channel to preview, and the preview function include two modes: common mode and full screen mode. 
1. Common mode is shown in the below image   
2. Full screen mode is that when mobile phone lay down horizontally it will automatically switch to full screen mode, as shown in the above image 
7)Channel switch function 
Select some channels in the Device List interface, the program will automatically switch to the Preview Interface and open the corresponding channel preview in 
Preview Interface. Program displays the default 1 ~ 4 channels, if the user clicks the channel button    of Next Group in the Preview Interface, the channels 
group will switch to 5 ~ 8, 8 ~ 12, 12~16 and circulation switch. As shown in the below image 










