Unique Passcodes – Give passcodes to family and guests. Set schedules to let them in., Automatic Locking: Auto-Lock automatically secures your front door once it’s closed. Enjoy peace-of-mind never worrying if your door is locked., Service Assurance: 24X7 Toll free Customer Support helpline for Free Installation* & Service Support. Toll Free: 18001035606. * T&C Applied, Internal Forced Lock : It is a security-enhancing function that ‘disables’ authentication methods such as passwords, RFID cards and fingerprints from outside when setting up functions indoors., Voice Guide Feature : As the voice guide is offered that let you know the operation status how to set each features, mode for easier and more convenient use.