8-Channel 4K NVR with 8-Ports PoE has multiple fisheye dewarping modes to make viewing video easy whether it's live or during playback. This NVR can detect and analyze objects in movement. Our algorithm enables Tripwire violations, intrusion detection, abandoned / missing objects and much more. Facilitate your viewing experience using on-the-edge analytics; one product, multiple features. The technology Network Video Recorders with the automatic network replenishment will store the video data on an SD card from an IP camera when the network is disconnected. When the network is turning back on the NVR will automatically reclaim the video data on the SD card of the camera.