http://www.macnn.com/articles/06/01/12/micropack.for.ipod/
MicroPack extends battery, offers outputs
updated 06:20 pm EST, Thu January 12, 2006
MicroPack for iPod
. MicroPack includes an integrated Universal Dock, female Dock connector allowing iTunes synching, digital headphone amplifier that powers two headphone jacks, each with independent volume control, line out and video out, travel pouch, and Lithium Polymer battery technology to provide 80 extra hours of power to iPod. The battery charges using Apple's 30-pin cable and and USB power source. MicroPack will ship this spring for $100.
