Shark's MediaInfo Tool is a free app that can supply technical and tag information about a video or audio file.
Shark's MediaInfo Tool gives you three ways to open and analyze your media files. Double-click the shortcut, and the open file dialog will wait for you to select a media file. Right-click on a media file and use the Send to dialog. Drag-and-drop a media file to your Desktop shortcut.
Once completed, all of the info will appear in a text document, which you can save if you like.
All of the details are broken down into three categories:
General Video Audio
Shark's MediaInfo Tool is easy to use free, and the ability to save your text document is a handy feature that is a natural fit.