User's Manual

Table Of Contents
H.265 25-ch 4K Network Video Recorde with 16-Port PoE
NVR-2500 Series
Electronic zoom button -- click to enter the full-screen zoom
mode, display the unmagnified image of the channel in the lower
right corner of the screen, and drag the red frame of the
unmagnified image by mouse to switch the position of the
enlarged image. Click "
" and " " or scroll the mouse
wheel to adjust the zoom or multiple. Click the right mouse
button to exit the electronic zoom and restore the live preview
interface.
Image color button -- click into the image interface to set the
channel brightness, contrast, saturation, sharpness, fill light,
exposure setting, white balance, video adjustment of the
parameter values.
Bit stream information button -- when the mouse moves to the
icon position, the channel shows the current stream and other
related parameters.
Turn on / off the channel for all-day timing recording
Switch between main stream and sub stream
Fisheye unfold function
Table 4-2