1、Applicable App: WiFi video doorbell intercom system supports connection to for Tuya Smart App, and the mobile phone can also easily and quickly check the situation outside the door. 2、High Definition: Video intercom system has 7inch true color Tft Lcd large display screen, high definition original, bright colors and high reduction. High definition Cmos image sensor, wide angle field of view, clear and natural images. 3、Beautiful and Practical: Video intercom entry system is made of aluminum alloy shell, with generous shape and practical functions. Exquisite Ui interface, full icon operation, simple interface and simple operation. 4、Automatically Save, Memory Card: 7 inches video doorbell door phone system pictures and video files are automatically saved and viewed at any time. Support memory card, maximum expandable 32G. 5、Sensitive Keys, Widely Applicable: Video intercom system has sensitive touch keys, fast key response and long service life. Can be connected to electric control lock, electric plug lock, magnetic lock, unlock only need to gently press.