Video intercom doorbell system. Support answering, monitoring and unlock, dual-way intercom.
AC 110-240V to DC 12V Power Supply for Door Access Control System, Video Doorbell, Electric Lock
RVV 4 Cable Wire for Video Intercom Cable/Video Door Phone Wire/Alarm Security Burglar, Extensio Cord/Line
Electric door lock support wooden glass metal door for video doorbell intercom door phone access control
Easy surface mounted.Can be used in apartments, villas, hotels, offices, public buildings.