Home Intercom System Kit provides direct room-to-room communication and a variety of features not offered by other systems – including a remote control for hands-free calls making whole-house communication from anywhere in the room a snap! The P-0930 Home Intercom Hub can easily be mounted in most structured wiring enclosures and connects to all  Home Intercom Stations and Front Door Intercom units with a CAT5e connection. The number of rooms you can communicate with is expandable up to twenty-four (24) home intercom station by adding more home intercom stations and connecting home intercom station expanders to each station.