4.3" IPS Screen Local ViewingThe included 4.3-inch IPS screen lets you view visitors in real time without opening the door. No WiFi or smartphone is required, making it perfect for the elderly or users who prefer a simple, network-free setup.Ultra-Wide Angle Lens for Full CoverageThe extra-wide-angle lens captures a large view of your doorstep, leaving no blind spots. Whether it’s a single visitor or a group, you can see everything clearly, eliminating hidden dangers.Two-Way Audio/Video IntercomCommunicate with visitors via clear two-way audio and video calls. Confirm identities or sign for packages safely without opening the door, using the built-in microphone and speaker for smooth conversations.Auto Photo/Video Recording with TF CardThe doorbell supports automatic photo and video recording when motion is detected (TF card required). Save visual records of all visitors directly, providing evidence and peace of mind.No WiFi Required, Easy InstallationThis doorbell uses local wireless interconnection, so it works even without a home WiFi network. Install in minutes with the included accessories, ideal for apartments, rental homes, and users who want to avoid network dependency.