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From the left to the right, the upper icon is:
Direction key pad
o Arrows
o Central button: complete pan & tilt
Vertical patrol
Horizontal patrol
OSD: name of the camera + date + time display
Mirror horizontally flip
Mirror vertically flip
Saving a starting point
Return to starting point regardless of the position of the camera
Icons from the left to the right:
Mute
Micro
Recording
Snapshot
Close the window corresponding to the camera