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You can control PTZ cameras: to get started, open a viewing tile for a camera.
To display PTZ control elements, click the 
(angle change) and 
(optical zoom control) buttons on the bottom control panel.
To pan or tiltchange the camera angle of rotation, use the following buttons:
arrow keys.
To change the angle at which a camera is panned/tilted, you can also double- tap any area of the video with your finger. The camera lens is automatically reoriented to the selected area (Point&Click).
To control optical zoom, use the 
+/- buttons.
To switch to a the preset, tap the Actions button click the 
button on the bottom control panel and select the necessary required preset in the list.
Also it is possiible to focus some area of the video image frame.
To do this hold the finger on the interested area during 1 second and then move the finger to change the size of appeared blue frame. After that the lens orintation will be changed in such way that selected area will display at full window (Areazoom).