5 in 1 UnlockThis device has various unlocking methods. You can unlock by password, monitor, IC card, APP and screen. It is very convenient and flexible. Fingerprint UnlockingThe outdoor hood is equipped with fingerprint capability and supports up to 200 fingerprints. Unlocking and access more convenient. Phone unlockingIf you forget to bring your key when you go out, you can use your phone to unlock it. With your phone, you can operate all the functions on the screen, making future technology extremely convenient See More People:Video door phone with camera and monitor, 7inch /10 inch TouchMonitor, HD camera with IR night vision, 148°ultra wide angle, expanding the field of view, clearly displaying the visitor's whole body, you can see more visitors at the door. About Wifi connection:Please note the wifi video intercom system not mean it's don't need any cable. The monitor support WIFI network,but the indoor monitor and doorbell is Wired connect., Manufacturer: HVSYVVSRL