<span id="duration">--:--</span>
<button onclick="audio.loop = !audio.loop">loop</button>
<button onclick="audio.playbackRate = -audio.playbackRate">reverse</button>
- <input id="rate" type="range" min="-1" max="1" step="0.01" value="1" oninput="audio.playbackRate = event.target.value" />
+ <input id="rate" type="range" min="-2" max="2" step="0.01" value="1" oninput="audio.playbackRate = event.target.value" />
</div>
</body>