<p onmouseover="PlaySound('mySound')" 
    onmouseout="StopSound('mySound')">Hover Over Me To Play</p>

<audio id='mySound' src='http://upload.wikimedia.org/wikipedia/commons/6/6f/Cello_Live_Performance_John_Michel_Tchaikovsky_Violin_Concerto_3rd_MVT_applaused_cut.ogg'/>

function PlaySound(soundobj) {
    var thissound=document.getElementById(soundobj);
    thissound.play();
}

function StopSound(soundobj) {
    var thissound=document.getElementById(soundobj);
    thissound.pause();
    thissound.currentTime = 0;
}

free sound

https://rpg.hamsterrepublic.com/ohrrpgce/Free_Sound_Effects