Feature:1. Enhanced Security: With the wired video intercom system, you can see, hear, and communicate with anyone outside your home when the call key is pressed, ensuring a safer environment for you and your family.2. 7 Inch TFT Display: Equipped with a 7 inch TFT color screen on the indoor display, easily adjust brightness, volume, contrast, and choose from various ringtone to see the external view.3. Infrared Camera: The camera features a rainproof cover and anti vandalism design. With built in infrared sensor and a 120 degree wide angle lens, visitors can be seen clearly even in dark conditions.4. One to One Interconnection: Achieve one to one connection, the wired video intercom system allows all display to see, hear, talk to the outdoor doorbell, and unlock the door.5. Easy Wall Mount Installation: Stable wired connection, includes adapter, rain cover, mounting bracket, 4 core wire, screws, and other accessories, suitable for apartments, villas, hotels, offices, and public buildings.Specification:Item Type: Wired Video Intercom SystemMaterial: ABS Camera (Outdoor): Camera: 1 or 4 HD CMOSLight Source: 6 Infrared Lamp BeadsResolution: 800x600 PixelsDisplay (Indoor):Resolution: 800x480Wiring: 4 Wire.Package List:1 x Indoor Display1 x Outdoor Camera1 x Rain Cover for Outdoor Camera3 x Connection Cables8 x Expansion Screws9 x Metal Screws1 x Mounting Plate1 x Plug1 x User Manual