4 Wired Video Intercom System RFID Unlock Camera Doorbell with 7 Inch Screen Night Vision Home Door Bell for Villa M72T

7inch 700TVL Color Wired Video Intercom System Visual Doorphone Camera Video Doorbell Door Phone Kits for Home Villa Apartment M72T  M73TProduct ProfileThe 4-wire villa intercom system is a video intercom systemdeveloped for villa users.The system has call intercom, monitoring,ID card access control and other functions to make sure you livesafe.At the same time, theUI design is more clear and easyoperation, such as ringtone replacement, volume adjustment andother intuitive operations.Functions• It supports hands-free video intercom, monitoring, unlockfunctions.• Support ID access card.• Do not disturb function (ring tone volume set to 0).• It works in night environment, with infrared LED lightingcompensation.• Support ringtone replacement, built-in multiple options,users could choose any one you like.• The intercom system can be connected to 2 villa door phone.