S3 Smart Screen is a multifunctional IOT smart screen that integrates smart home central control, video intercom and M O (Bluetooth) integration gateway. The product adopts the appearance design style of "screen key integration" to create an interactive form centered on user experience. The virtual keys of the touch screen are integrated with rich functions to bring a very simple interactive experience. Physical keys retain the user's usage habits for many years, one-key control is simpler and more friendly to the elderly and children. Convenient operation, excellent interaction, the real realization of intelligent home, automation, bring a new home life experience.