HTML5 provides a standard for playing audio files. 11.39.1. Audio on the Internet
Until now, there is still no standard for playing audio on the web.
Today, most audio is played through plug-ins such as Flash. However, not all browsers have the same plug-in.
HTML5 specifies the standard for embedding audio elements on web pages, even with the < audio > element.
11.39.2. Browser support
Internet Explorer 9, Firefox, Opera, Chrome, and Safari all support