i.Sound Power Case For iPhone 3G

The stylish leather Power Case protects and powers your iPhone 3G with a built-in rechargeable lithium-ion battery capable of providing up to an additional 36 hours of audio playback, 6 hours of video or 3.5 hours of talk time. Compatible with only iPhone 3G. Product Features:       ●  Compatible with iPhone 3G       ●  Built-in rechargeable battery charges and powers iPhone 3G       ●  ON/OFF switch lets you decide when to activate battery       ●  Stylish and protective leather flip-open case with magnetic closure       ●  AC Adapter included