Vivotek VC8201 User Manual page 8

VIVOTEK
Pull the retention clips to the back of the module, and then insert the module into the wall.
4
Extension tube
Use an extension tube if the wall is thicker than 6cm.
The retention clips will hold the module in place.
8 - User's Manual
Note that the shooting angle of a fixed lens can
only be vertically adjusted. This mark should be
on top.