Introducing the Provo A500 4" RCA Adapter, designed for seamless integration with M201, M300, and M700 series video-intercom monitor stations. This versatile adapter utilizes standard CAT5 LAN wiring and RJ45 connectors, making installation a breeze. Experience crystal-clear communication with full duplex hands-free digital voice operation, ensuring every conversation is heard with exceptional clarity thanks to the electret condenser microphones. Whether you choose surface or desk installation with the optional SOB-UNI adapter, setting up your system has never been easier. Upgrade your intercom experience today with the Provo A500!