HTML5 jQuery Audio Player is a free WordPress plugin which works in all browsers.
This plugin requires you upload both an mp3 & ogg file.
You can convert files using this converter.
Once you’ve done that, configure the plugin settings.
You can insert the shortcode & play one single audio file as well as create a playlist of songs.
You can add text or html into the description field.
Once you finished with the settings, simply insert the shortcode and publish your post or page.