DVR (Digital Video Recorder) is an electronic device that records and stores the video signal coming from an analog camera. It converts the video into digital format so that the user can playback it later. There are 4 channel, 8 channel, 16 channel, 32 channel and 64 channel ports.
It is often used in security systems where analog cameras are used. It also provides the facility to connect the camera to remote access, allowing the user to access his camera from a single device.
A digital video recorder is a large hard drive where the video signal is stored. It also provides easy search, filter and playback of video recordings. It comes with a user-friendly interface and also offers several advanced features like motion detection and remote viewing capability.
NVR (Network Video Recorder) is an electronic device that records and stores the video stream coming from an IP camera. It stores the video in a high-quality digital format that the user can playback later.
It is often used in security systems where more than one IP camera has to be managed. It provides the facility to connect the camera with remote access, which allows the user to access his camera from a single device.
NVR have a large hard drive where the video stream is stored. It also provides easy search, filter and playback of video recordings. It comes with a user-friendly interface and also provides many advanced features such as motion detection and remote viewing capabilities.