.VSE File Extension
What is a VSE file?
Video recording file created by an AVTECH closed circuit television (CCTV) or digital video recorder (DVR); contains video saved in a proprietary format that can only be played back by the AVTECH software; used for saving and reviewing security videos.
VSE files can be played back using Video Player, which is included with the Video Server E software. The application is also referred to as "AVTECH DVR Software / .VSE File Player."