Cctv Digital Video Recorder ( Dvr/npr
DVR stands for Digital Video Recorder and it is connected to Analog Cameras to display and record Video recordings. In the DVR, the MPX (Mega Pixels over Coax) signal from the security cameras are recorded. A DVR is an analog system using coaxial cabling and connectors. The cameras are connected Point to Point . .
NVR stands for Network Video Recorder. The video and audio signal is sent to the NVR from cameras that send a digital signal via a standard Cat5e or Cat6 Ethernet connection cable. They are connected via RJ-45 plugs commonly used in home and commercial network systems.