Laugh if you want! In fact they work perfectly as wired headphones under ALL circumstances: power off, dead battery, battery removed, or even battery present & USB charging! The pics show muting and a with and without so you can see the amount of light produced. When I left the place I filled the holes with a little toothpaste (trick learned in college) and you could never even tell that the nail was there. Time will tell if it holds up throughout the winter. get what you pay for. De quoi ce faire plaisir pendant de longues heures. I?m typing this review on it and it?s a better keyboard that even what?s on my MacBook Pro. It actually supported way more than we expected and more than we needed so we took down one of the poles and 2 horizontal bars. I wouldnt hesitate to buy this kit again.