Clover HDV043 Instruction Manual page 85

"CH SELECT" to select camera number.
PTZ : select when controlling pan-tilt
The screen displays only video excluding time, resolution and the name of
channel.
The feature is designed to transmit still photo in certain intervals when video streaming
is interrupted due to network load.☞ See full screen : If you set aside iPhone, it switches into full screen.
( Touch any area of full screen viewer to retrieve menu )
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