<html>
<video src="http://techslides.com/demos/sample-videos/small.mp4" autoplay="autoplay" loop="loop" controls="controls" muted="muted" height="453" width="690"> Your browser does not support the video tag.
</video>
</html>
Try the above code:the video will start automatically muted in a loop. If you plug some usb headphones the audio will get unmuted.
Why is this happening ?
