Once you download it and run it in installs a small program and the ActiveX control. When trying to connect to the DVR, if the ActiveX control isn't installed it tells you to download it and sends you to the file. I've installed this in the past and it's worked without issue.
DVR PLAYER INSTALLER EXE INSTALL
DVR_PLAYER.exe reports Remote200.ocx is missing? Trying to run the player software from an install disc instead of. Please visit the main page of DVR Media Player on Software Informer.