So if a smart lock is part of your connected home, you can integrate it with DoorBird and let in welcomed guests. It even works with your gate or garage door system!The company provides automatic firmware updates so you’ll always be at the cutting edge of advanced home security. The DoorBird Video Door Station D101 is manufactured in Germany and is built with high quality materials. The camera also has IR night vision for crisp and clear video recording even in complete darkness. It also features smart motion sensor technology with the ability to take snapshots when someone rings the doorbell, as well as the option to keep a record of the last 20 guests. Additionally, the system is built with a microphone with active noise cancellation and a speaker so you can listen in and talk to whoever is at the door.