Highlights enable acoustic and visual monitoring of doors and gates, which increases security in residential and commercial premises. Dual camera for anti-intrusion fully captures all types of photos and video recordings on a single screen. The camera is able to recognize all kinds of photos and video on different types of faces. Accuracy of face verification is 99%, speed of face comparison is 0.6 seconds per person, and false recognition rate is 0.1%. Enables both audio and video communication with an IP phone, mobile client, or softphone. Enables remote control of the door, accelerating response time to visitors, delivery, and service personnel requiring access. Utilizes LTE technology to enable minimal installation during site installation. Perfect door intercom system for everyday life. Sometimes running or replacing cables is not cost-efficient or almost impossible, especially in older residential buildings or established homes or businesses. A cost-efficient alternative is to use mobile phone networks to bypass cables altogether. The Akuvox R29C-L video door phone is designed to eliminate cables from the solution, which has become an expensive problem for many. Akuvox Smart Plus allows tenants to see and speak to visitors, open doors, monitor building entrances, and virtually control the building. The system also makes it easier for property managers and owners to manage building access. State-of-the-art smartphones, an easy-to-use mobile intercom app, and a powerful cloud-based management portal have been developed to provide an unrivaled building experience.