<audio controls>
<source src="http://www.educa2.madrid.org/web/educamadrid/principal/files/cb91575d-fecf-4ea3-9fda-3dc728093e4b/Audio%20xil%C3%B3fono.ogg?t=1426097072208" type="audio/ogg">
<source src="http://www.educa2.madrid.org/web/educamadrid/principal/files/cb91575d-fecf-4ea3-9fda-3dc728093e4b/AUDIO%20XIL%C3%93FONO.mp3?t=1426097751019" type="audio/mpeg">
Your browser does not support the audio element.
</audio>