NVR stands for Network Video Recorder, whereas DVR stands for Digital Video Recorder. Most NVRs Network Video Recorders) are used in conjunction with IP cameras whereas DVRs are used with analog cameras. An Internet Protocol camera, or IP camera, is a type of digital video camera that receives control data and sends image data via an IP network. It's important to note that a DVR based system is a wired security system, whereas NVR systems can be a wired or a wireless system.
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Top 5 Reasons to go with IP Security Cameras

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Top 5 Reasons to go with Analog Security Cameras

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