DVR vs NVR: Key Differences, Pros & Cons Explained When planning a CCTV security system, many people confuse DVR (Digital Video Recorder) with NVR (Network Video Recorder). These two systems may look similar because users use both to record and store surveillance footage. However, the way they work, the type of cameras they support, and their flexibility differ greatly. This article ... https://www.smartsecures.com/blog/difference-between-dvr-and-nvr