Once this plugin has been installed, you will find out that it allows for easy customization and embedding of both Flash and HTML5 video. You can manage multiple custom players and you have full skin and plugin support to customize your video player’s interface. Support is also included for adding external media libraries in, including YouTube and RTMP streams. Need to organize your playlist? JW Player for WordPress makes it easy. You can just drag and drop items to move them around. Last but not least, the plugin has a powerful shortcode system for easy embedding.
This is a great WordPress plugin worth checking into if you do any work with videos on your website. You can download the JW Player for WordPress from WordPress.org.