web-audio-sample.js

const audioContext = new (window.AudioContext || window.webkitAudioContext)();

const play = (freq = 440, time = 2000) => {
	const oscillator = audioContext.createOscillator();
	oscillator.connect(audioContext.destination);

	oscillator.frequency.value = freq;
	oscillator.start();
    
	setTimeout(() => {
		oscillator.stop();
	}, time)
};

const annoyingSound = () => {
    play(220, 50000);
    play(420, 50000);
    play(620, 50000);
    play(820, 50000);
    play(1020, 50000);
    play(1220, 50000);
};

annoyingSound();