From non visible to liquid crystal visual intercom with the development of the electronic industry, building intercom began to appear visual intercom products, the experience is not visible to black and white visual, and finally realize color visualization. The purpose of identifying visitors is solved, and a small amount of additional functions such as indoor monitoring of the staircase are realized on the basis of visual intercom.

As a matter of fact, there are even a lot of homeowners that are now looking to the installation of an intercom to help them communicated more conveniently with others in the home.

User can extend the smart home function to realize remote control. Use mobile phone or computer to check the status of elderly and children anytime at home. User can also make video call with family and control the home appliances.