Vzaar Media Management is a full integrated media (video & audio) plugin for WordPress.
Upload the files to wp-content/plugins/vzaar-media-management
Activate the plugin
Click on "VZAAR MEDIA" or "Settings" and set your VZAAR API Key
Click on "Add Media" and upload some media
Go to your post/page an click "Add Video" Flash media icon (at the top of the editor). Then there you will get the Tab "Vzaar Media".