The product page of Function Extension Kits "WV-Q168" from the Panasonic Security System. You can download features, manuals and firmware, specification sheet and more for WV-Q168 here.
WV-Q168 Key Feature - Panasonic security system - Products
This ceiling embedded bracket is exclusively designed to mount the Camera, WV-CF284 or WVCF294, on a ceiling. This ceiling mount bracket is the embedding type so that the camera body will be dwarfed. This bracket is an embedded type to reduce the exposed portion of the camera body.