USB Wall Charger AC Home Adapter for Microsoft ZUNE HD With a smart design the USB Wall Charger allows you to charge your MP3 Player and Cell Phone through a standard US Style wall outlet wherever you are. This USB Wall Charger is a quick, simple, easy to use accessory. The USB Wall Charger has a smart design with built-in charging circuitry to prevent overcharge. Made of High Quality Durable Hard Plastic Smart design with built-in charging circuitry to prevent overcharge Very simple and convenient to use Works with any USA style wall outlet.Apple iPod, iPhone, or iPad are registered trademarks of Apple, Inc. Products are Apple compatible and not endorsed by Apple, Inc.