Product Description: Advanced 7" HD Video Doorbell System Elevate your home or office security with our state-of-the-art 7" HD Video Doorbell System. Designed for versatility and ease of use, this system is the perfect solution for enhancing safety and convenience. Here's what sets our product apart: Extensive Usage: This video doorbell system is ideal for apartments, villas, hotels, offices, and public buildings. With its own power supply and terminal blocks, it offers easy self-installation, making it a practical choice for any setting. High-Definition 7" Monitors: Featuring an HD digital LCD with a multi-point capacitive touch screen, this system provides a stable and user-friendly interface. Enjoy features such as visitor recording, calendar, monitoring, intercom, unlocking, picture-taking, and video playback, all at your fingertips. Versatile Indoor Monitor: The indoor monitor connects seamlessly to a wireless WiFi router (not included), offering flexibility in placement. Capture images manually or automatically, and store them with support for up to a 32GB memory card (not included), ensuring you never miss important moments. Customizable OSD Menu: Tailor the system to your preferences with adjustable volume, brightness, contrast, and color settings. The OSD menu also allows for adjustable unlock delay time and supports six languages: English, Russian, French, Spanish, German, and Chinese, ensuring accessibility for a diverse user base. Convenient APP Remote Access: Connect the indoor monitor to up to five mobile app users, enabling remote viewing and unlocking via smartphones. It integrates with the TUYA smart APP, providing seamless smart home connectivity and control. Durable Outdoor Machine: The outdoor unit features an AHD/CVBS camera with IR-CUT, offering superior image quality. Its anti-oxidation and abrasion-resistant design, coupled with a rain cover, ensures long-lasting performance and easy wall installation. Comprehensive Features: This superior wired video doorbell can be directly connected to an electric lock, featuring an adjustable unlocking delay setting. It supports configurations from 1V1 to 1V6 and 2V1 to 2V6, providing flexibility to suit various security needs. Enhance your property's security and convenience with our 7" HD Video Doorbell System. Whether for residential or commercial use, this system delivers peace of mind by keeping you connected and informed at all times.