This color video door phone can be used to call, intercom and control both an electronic door lock and an electrically outdoor gate, and it is also can be applied to monitor outside for 24 hours, giving you the combined benefit of security and convenience. It is a product that very suitable for villa, single house, and hotel, office etc place. Auto recording function when there are people nearby Outdoor unit can automatically record a video and save into SD card Video intercom function:call, intercom, monitor, unlock etc Touch pad Can release two electric locks, do not disturb function can be added if there is only one elctric-lock to be connected Enclosed with bracket, screws, 15m cable and adapter for DIY installation Seqcam 7-in Video Doorphone
