You can Remotely View the Visitor and Talk . IP Video Door Phone Displayer: 7“ TFT LCD, resistive touch screen resolution, resolution800×480 5 mechanical button 1 channel 10100Mbps self-adaptive Ethernet To communicate with other residents in the same community Info publish, leave message, emergency calling Support DND setting and multiple outdoor station connection Support outdoor station and IPC monitor Support POE power supply Support SD card storage, video record and picture snapshot