Network DVR
An NVR (Network Video Recorder) is an IP-based recorder that operates independently from a PC or other operation
systems. Aimed to store digital video streams from network cameras (IP Cameras), an NVR is usually incorporated with
a large-volume hard disk to allow for a long period of recording. An NVR differs from a traditional DVR in its network
connectivity, which allows digital data to be transmitted to other networked devices over the Internet. Another
difference is that an NVR can be directly connected to a network camera while a DVR is usually be connected to an
difference is that an NVR can be directly connected to a network camera while a DVR is usually be connected to an
analog camera.
Video on a DVR is encoded and processed at the DVR, while video on an NVR is encoded and processed at the
camera, then streamed to the NVR for storage or remote viewing.
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