The Akuvox R20A Black is an externally mounted video intercom system designed for single-family homes, developed for residential access and gate systems. This compact unit measures 85 x 145 x 27.5 mm and features a high-quality 3-megapixel wide-angle camera with a 120-degree field of view, delivering Full HD 1080p resolution at 1920x1080 pixels for clear identification of individuals. The camera includes automatic LED lighting and infrared night vision for reliable performance in various lighting conditions. With an IP65 weatherproof rating, the system operates effectively in temperatures ranging from -40 °C to 70 °C, ensuring durability under demanding outdoor conditions. The system supports remote control via dedicated smartphone apps for Android and iOS devices, allowing users to answer calls, view live recordings, and open gates from any location with internet access. NFC technology enables quick gate opening with compatible mobile devices, while compatibility with multiple card types, including Mifare 13.56 MHz and Unique 125 kHz, offers flexible access control. Two independent relays allow separate control of gates and pedestrian doors, compatible with leading drive manufacturers such as Beninca, FAAC, Nice, and Somfy. Power over Ethernet capability simplifies installation by combining power and data transmission over a single network cable, supporting 10/100 Mbps network speeds. The device uses Session Initiation Protocol for integration with various IP-PBX systems and supports ONVIF compatibility for enhanced system integration. Integrated noise and echo cancellation improves audio quality during two-way communication. The package includes a mounting bracket, adhesive pads, safety lanyard, screws, and anchors for complete installation readiness.