JSFiddle - React, Tailwind, and code Playground
JavaScript
var player = new Audio();
player.setAttribute('src', 'http://www.codebasehero.com/files/music-player/demo/mix/1.mp3');
player.addEventListener('progress', function(){
var buffered = this.buffered.end(0);
console.log(buffered);
});
$(document).ready(function(){
player.play();
});