DVR is a video recording file format commonly used by digital video recorders. It stores video content captured by security cameras or other recording devices. DVR files are typically large but provide high-quality footage for surveillance and monitoring purposes. They can be played back using compatible software or media players.
FLV is a video format commonly used for streaming videos over the web. It’s supported by Adobe Flash Player and offers high compression rates, making it ideal for online video content. FLV files are used by many video-sharing platforms but are less commonly supported by modern devices compared to MP4.