NVR vs DVR: Which Security Camera Storage System is Best?
A Network Video Recorder or NVR is a “VCR” like set-top device whose primary purpose is to store surveillance video. Modern NVR’s store video from cameras that utilize traditional internet networks – known as IP cameras. An internet protocol camera (or IP camera) is a digital camera that can transmit and receive data over the internet using either Wi-Fi or through an Ethernet cable. Internet protocol cameras capture images like an ordinary digital camera and compress the data files to transmit over the network. NVR Systems Explained NVR systems store data on external or internal storage devices, like disk drives, flash drives, memory cards. Network Video Recorder is used to record CCTV camera streams 24/7. NVR Vs. DVR Both NVR and DVRs function is to store video, but NVRs are the more modern iteration. As discussed above, NVRs use IP networks (the internet) to transmit and receive data. NVRs typically offer more functionality, like allowing users to log in and view the data remotely. DVR or Digital Video Recorder is the older version of NVR. DVR systems are most common with analog camera systems. Analog cameras are older tech requiring large VHS tapes or hard drives to store the data. They do not usually connect to IP networks, so remote viewing across the internet (or a mobile device) is limited. NVR Pros • NVR system can record video and audio • Has better Image quality • Flexible system • Better Video Coverage • Can use cable or wireless • Uses …