myPower for iPod the only all-in-one rechargeable battery and portable dock for iPod provides up to 42 hours of extended music playback and more than 9 hours of extra video playback. More than just a battery this sleek accessory includes a line out for connection to a stereo FireWire and USB 2.0 ports for quick syncing to download and manage music and an optional charging port for charging 5V devices like mobile phones and digital cameras. myPower for iPod uniquely complements iPod with a streamlined design that doesn t add unnecessary bulk to iPod nor require an endless supply of batteries! And this efficient lithium polymer battery greatly extends the life of the iPod internal battery. Designed for users on the go myPower for iPod doubles as a cradle with an internal dock connector and removable belt clip.