Live life outloud with this speaker system for your iPod. This contemporary cube design features Reson8 speaker technology for maximum performance that"s perfect for both indoor and outdoor use. A full-function remote control is included as well as a line-in jack for additional audio devices, an AV out jack for viewing iPod videos on TV, and a microphone jack for karaoke jams. The iH80B charges your docked iPod when connected to the AC adapter (included). Universal dock plays and charges most docking iPod models (inserts included). Operates on AC adapter or eight C batteries (not included). Reson8 speaker technology for great soundBass and Treble controls. An optional extension speaker is available with 20-watt output.