The Android system comes with a variety of features that allow you to unlock a lock using facial recognition if you forget your key, or remotely from your phone if you have an app connected to it. Whether you're running IOS or Android, you can open the door remotely. Specifications Model MK- AZZJ10B (Multi-apartments) Operating system Android 5.1.1 Screen Display 10 inch screen, 800*1280 px Camera 200W(1080P) CPU ARM Cortex-A53SMP4 Memory LPDDR3 1GB Storage EMMC 8GB (standard) expandable Color Silver/Champagne Card Type IC&nbs…