Product Description: 7" Night Vision Video Doorbell - Advanced Home Access Control System Upgrade your home security with our 7" Night Vision Video Doorbell, a sophisticated and multifunctional system designed to provide superior access control and communication. With advanced features and a user-friendly interface, this video doorbell ensures your home is secure and accessible at all times. Explore the key features that make this system an essential addition to your home: • Versatile Unlocking Methods: Enjoy multiple unlocking options with support for up to 500 fingerprints, 1000 IC card unlocks, and password entry. This variety offers flexibility and convenience, ensuring secure access for family members and trusted visitors. • Integrated Power Supply and Expandability: The system includes an integrated power supply that supports up to 2 outdoor cameras and 6 indoor monitors (includes 1 camera and 2 monitors). This expandability allows for comprehensive coverage and communication throughout your home. • Efficient 2-Wire System: Simplify installation with the innovative 2-wire system, which transmits power, audio, video, and control signals through a non-polar central power supply. This design minimizes wiring complexity and enhances system reliability. • High-Definition Display: The 7-inch color TFT LCD display delivers high-definition visuals with no radiation and low power consumption. Customize your viewing experience with adjustable volume, brightness, and contrast. The system also supports dual intercom communication between indoor monitors, facilitating easy interaction. • Durable Outdoor Unit with Night Vision: Constructed from aluminum alloy, the outdoor unit is rainproof, anti-oxidation, and built to last. Equipped with a white light LED night vision device, it provides excellent visibility in low-light conditions, ensuring 24/7 security. • Easy Installation and Flexible Connectivity: Featuring plug-in connectors and a DIP switcher, the system is quick to install. The flexible cable connection supports in and out, branch, and mixed modes, offering versatile setup options to suit your needs. • Advanced Intercom and Lock Control: Manage access with the ability to unlock 2 locks simultaneously. The system supports hands-free intercom with a mute indoor intercom function and group call/intercom capabilities, allowing seamless communication across your home. Enhance your home security with the 7" Night Vision Video Doorbell, designed to offer robust access control and clear communication. Its advanced features and reliable performance make it the perfect choice for modern homes seeking enhanced security solutions.