Netvue Belle is a new generation of Internet Wi-Fi doorbells with an artificial intelligence system. In addition to the basic functions of a typical Internet doorbell, it also has pattern recognition technology, which is used to identify the audio and video from the doorbell. It helps the owner to deal with some conversations automatically. Regarding industrial design, the slender shape can easily be adapted to a variety of surface widths The large concave button is easier for users to find, optimizing the interactive experience. The designers also have provided five different colors to adapt to different homes.