Direct Video Registrator (DVR) is an independent element of the security system. Video registrator is required if you are using a system of video surveillance for providing visual inspection of the facility. DVR makes it possible to record, playback and store the video from camcorders.
Video camcorders are the source of the image from the site, selected for surveillance or security, and are key elements of the video surveillance system.
IP cameras - digital device to transmit video in a digital format on the Internet by means of protocol IP. As well as the laptop, IP video surveillance cameras in the network have their own IP-address and is actively used in the organization of digital video, thanks to its advanced features.