Introducing the 2.8" Digital Video Doorphone Outdoor Unit Model B9 - a top-of-the-line security device that provides a comprehensive solution to your home safety needs. This product is designed and manufactured by our factory, ensuring the highest level of quality and reliability. The outdoor unit features a 2.8" color screen that allows you to easily identify visitors before opening the door, while the built-in camera records clear and sharp video footage. With a weather-resistant design, this device can withstand even the harshest conditions, making it ideal for use in any environment. Get the peace of mind you deserve with the 2.8" Digital Video Doorphone Outdoor Unit Model B9.