A video entryway telephone framework is one of the key segments in the "keen home" idea. An advanced video Door Phone framework must have the accompanying qualities: video pressure, sound handling and system transmission. Video and sound must be compacted to limit transmission capacity use and inactivity; they should likewise be founded on industry standards to ensure compatibility. One clear marker to decide if a video entryway telephone is computerized is with a RJ45 connector: on the off chance that it has one, it is likely that the video entryway telephone is advanced, as analogs don't have to exchange information over an ethernet. Another pointer is whether it has a system settings interface.