--- title: "Product Overview" slug: "product-overview-43" updated: 2025-09-26T06:47:17Z published: 2025-09-26T06:47:17Z canonical: "knowledge.akuvox.com/product-overview-43" --- > ## Documentation Index > Fetch the complete documentation index at: https://knowledge.akuvox.com/llms.txt > Use this file to discover all available pages before exploring further. # Product Overview ![](https://cdn.document360.io/f09a6106-e976-455e-b2d0-3d88b5385960/Images/Documentation/R25K.png) Akuvox R25K door phone can be connected to indoor monitors for remote access control and communication. They allow audio calls with visitors, as well as opening the door. Featuring good video quality and a wide view angle, it fits well in residential and commercial buildings.