Feature: 1. 9-inch large screen, automatic photosensitive infrared night vision, 24-hour intelligent monitoring. 2. Support remote unlocking, when a visitor visits, the phone will prompt, APP can unlock anytime, anywhere. 3. One key to unlock, after confirming the visitor, press directly to unlock, convenient and fast. 4. When a stranger comes, you can turn on the photo shoot and recording function, enhance security. 5. With rainproof cover, IP55 waterproof, durable and sturdy, wall‑mounted installation is more convenient, without fear of wind and rain. 6. Equipped with infrared night vision lamp, high definition, allows you to see clearly even at night. 7. Real-time intercom, convenient for you to communicate with visitors. 8. Can insert memory card (not included), maximum support 32G. Specification: Condition: 100% Brand New Item Type: Video Door Phone Material: ABS Color: As picture shown Camera: CMOS Color Digital HD Camera, Backlight Compensation Operating Temperature Range: -20-+60℃ Power Consumption: Standby 0W, Working ≤ 2W Host Material: ABS Engineering Plastics Power Supply: Indoor Extension Set Power Supply Installation Method: Surface Mounting Wiring Method: RVV4 Core Wire Connection Night Vision: 6 LED Infrared Night Vision Fill Lights Best Distance for Night Vision: Approx. 0.2-1.2 Meters/0.7-3.9ft. Package List: 1 x Outdoor Unit1 x Indoor Unit1 x Power Adapter1 x Indoor Unit Hanging Board1 x 5m/16.4ft Connecting Cable1 x Mounting Screw Package1 x Hex Screwdriver1 x Screw2 x 4 Core Connection Cable1 x 2 Core Connection Cable1 x Instruction