You can set the angle of the observable area for the parent unit.
1. Press
when the parent unit is idle.
2. Press
,
,
or
to choose
, then press
.
3. Press
or
to choose Camera setting, then press
.
4. Press
or
to choose Field of view, then press
.
5. Press
or
to choose Wide or Standard, then press
to confirm your selection.