loadlocalaudiofile

HTML

<audio id="player" preload="auto" controls></audio>

JavaScript

var reader = new FileReader();
reader.onload = function (d) {
    console.log(d.target.result);
    document.getElementById('player').src = d.target.result;
};
reader.readAsDataURL(new File([""], "file:///home/rob/audio.mp3"));