doPi Karaoke turns your Apple iPod into a fully functional and convenient karaoke machine.
Users simply download karaoke songs from http://www.doPikaraoke.com in either Video format (including synchronized streaming lyrics) or Audio format (streaming lyrics are not included – for those that do not have video capability on their music players). Load the downloaded files onto your iPod. Plug your iPod into the doPi Karaoke System and then connect doPi Karaoke to your TV or stereo to create a karaoke party anywhere (home, office, school, church, etc.)
More info: http://www.dopikaraoke.com