HTML5 defines a new element <audio> to play a sound on a website.
Syntax HTML5 AUDIO
Explanation sintaxis HTML5 AUDIO:
The attribute controls adds a control bar with the basic functions: play, pause and volume.
There are 3 types of audio formats: MP3, WAV, OGG
Not all browsers accept all formats, so it is convenient to record our audio in the 3 possible formats and add 3 items routes <source> with audio files, so the browser will load the audio on the first form recognized.
You can also put a text before the </audio> will look if your web browser does not recognize HTML5 AUDIO