In the video, a man is seen standing in front of a door. He is holding a small device in his hand and appears to be talking about it. The man then proceeds to demonstrate how the device works by pressing a button on it. He then places the device on the door and shows how it can be used to lock and unlock the door. The man seems to be explaining the features of the device and how it can be used for security purposes. The video is shot in a well-lit room, and the man is wearing a black t-shirt.