JSFiddle - React, Tailwind, and code Playground

JavaScript

try
{
    context = new webkitAudioContext();
}
catch(e)
{
    alert('Web Audio API not available. Please run in Chrome.');
    return;
}

var osc1 = context.createOscillator();
var osc2 = context.createOscillator();
osc2.frequency.value = 220;
var merger = context.createChannelMerger(2);

osc1.connect(merger, 0, 0);
osc2.connect(merger, 0, 1);
merger.connect(context.destination);

osc1.noteOn(0);
osc2.noteOn(0);