The DoorBird D1101KH is a modern flush‑mount IP video intercom designed for single‑family homes and small commercial buildings, featuring one illuminated call button and an integrated keypad for secure access control. Finished in architectural bronze, the unit combines high‑definition 1080p video with an ultra‑wide 180‑degree hemispheric lens, infrared night vision, and two‑way audio with noise reduction and echo cancellation to ensure clear communication in all conditions. The intercom connects via Ethernet with PoE support and enables real‑time video and audio calls to smartphones, tablets, and SIP‑enabled devices, while a 4D motion sensor and configurable bistable relay allow control of doors or gates. With support for up to hundreds of configurable PIN codes, open API integration for smart home and third‑party systems, and quick setup via QR code, the D1101KH delivers a robust, flexible, and professional entry communication and access solution.