... 1, CCD Camera 2, leave message to household 3, transfer call to mobile Outdoor phone for Apartment video intercom ... IC Card2, CCD Camera3, Waterproof4, leave message to household5, transfer call to mobile6, Touch panelvideo outdoor phone Achieve Functional:1, ... bell system: it can provide intelligent judge, direct-to-floor elevator linkage function.SpecificationCameraCMOS digital color cameraSize380* ...