... , pinhole CCD camera, video door phone villa kit. 4.0" color video door phone, pinhole CCD camera, video door phone villa kit. ... of the CX and NCX outdoor unitHousingABS materialScreen3.5"/4.0" TFT LCDAdjustmentsvolume,brightness,contrast,saturationInstallation methodsurface mountingSpecifications Working ... certificatesBusiness modeFinal products,SKD/CKD, OEM/ODM available 4.0" color video door phone