http://news.softpedia.com/news/The-W...es-19974.shtml

"The device looks like a silver button which can be attached on the back of the phone or it can be hung using a phone strap. It can be activated by a simple push of a button at the same time with the camera's activation button. Alternatively it can be used as a flashlight. The lithium batteries provide hundreds of uses and they are easily replaceable."

may not greatly improve 650 photos but it can be used with any device so as MP's improve with new models, photos improve....and at $29 not a big investment.