Archos Docking Adapter Kit for 404, 504, and 604 Series Players Designed to be used with your Archos 404, 504, or 604 series portable digital media players Allows media player to charge more quickly than when connected to your computer via a USB cable Allows transfer of files to and from your computer, as well as allowing transfer of photos directly from a digital camera via USB Includes connections for a USB device (miniB connector), a USB host (A connector), and a DC input, and runs on 5.2 volts and 2 amps via an Archos power supply Weighs 0.8 ounces, measures 3.3 x 1.1 x 0.6 inches (W x H x D), and includes multiple plugs for Europe, the US, and the UK