Check out example codes for "<audio> in html". It will help you in understanding the concepts better.

Code Example 1

<audio controls>

  <source src="horse.ogg" type="audio/ogg">

  <source src="horse.mp3" type="audio/mpeg">

  Your browser does not support the audio tag.

 </audio>

Code Example 2

<audio controls>

  <source src="horse.ogg" type="audio/ogg">

  <source src="horse.mp3" type="audio/mpeg">

 Your browser does not support the audio element.

 </audio>

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