iSimple® ReVolt™ Mini (IS712) Charging Adaptor Dongle for Newer iPod and iPhone Models Pocket sized and ready for use at home, in the car or anywhere else, the iSimple® ReVolt™ Mini is a docking adaptor for use with iPod and iPhone models that feature 5-volt USB charging. The ReVolt Mini is completely plug-and-play, and ensures you can charge your iPhone 3G, iPod touch 2nd gen or iPod nano 4th gen from any docking station or Firewire cable. Small size for use on-the-go Miniature docking adaptor that provides battery charging on 5-volt USB iPod and iPhone models Retains digital quality audio or video (if applicable)