Product Description: Enhance Your Security with the Advanced Video Intercom Doorbell System Upgrade your home or office security with our state-of-the-art Video Intercom Doorbell System. This innovative system combines cutting-edge technology with user-friendly features to provide a comprehensive security solution that keeps you connected with your surroundings. Professional Monitoring Lens Equipped with a professional-grade lens, this doorbell features a high-definition CMOS image sensor. It offers automatic exposure, white balance control, and a high light sensitivity angle, ensuring clear and detailed images. Keep a vigilant eye on everything happening around your property, day or night, with unparalleled clarity. Visual Intercom Function The visual intercom function allows you to screen visitors before answering, providing peace of mind and enhancing security. This feature is invaluable in preventing theft and burglary, making it ideal for use in offices, hotels, apartments, factories, and more. Stay informed and in control of who enters your premises. Built-In Power Adapter Designed with an environmentally friendly, low energy consumption model, the built-in power adapter saves space and reduces waste. Enjoy the benefits of this advanced doorbell system without worrying about its environmental impact, thanks to its efficient and sustainable design. One Button Lock Control Simplify your security management with the one-button lock control feature. This function allows you to conveniently operate electric locks, electromagnetic locks, and electric plug locks with ease. Ensure your property remains secure with just a single press, enhancing both convenience and safety. Indoor Group Calling Facilitate communication within your household or workplace with the indoor group calling function. With just one button press, you can easily call everyone together, making it simple to have important conversations without needing to move room to room. This feature enhances connectivity and convenience for any setting. Choose the Video Intercom Doorbell System for a reliable, efficient, and user-friendly security solution. With its advanced features and eco-friendly design, this system not only protects your property but also provides peace of mind, knowing you are equipped with the best in modern security technology.