OpenEye iPad MDVR - Manual (Page 7)

When the recorder is connected, the iPad screen will display the
first available channels. To view the remaining channels, swipe the
screen from right to left, or select a bigger division by tapping
Division .
Double-tap a single channel to open full screen. To return to the
multi-camera view, tap
Division . Tap Division again to cycle
through available multiplex views.
Available camera division options are dependent on the number of
camera channels of the connected recorder. Options include
single, four cameras (2x2), nine cameras (3x3), sixteen cameras
(4x4).