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. The outdoor hood is equipped with fingerprint capability and supports up to 200 fingerprints Door collar instructions Support on mobile phones, remote video monitoring, unlocking, and conversation The doorstep machine automatically switches modes between day and night, and the road can be seen clearly even without lights Automatic recordingWhen visitors press the doorbell or motion detection is triggered, the doorbell camera will automatically record videos or snapshots and save them to the additional Micro SD card to protect your home every day., Manufacturer: HVSYVVSRL