Specially designed for use with the new (2nd Generation) iPod Nano MP3 players.
Simply connect it to the dock connector port of your iPod Nano and then follow the on screen prompts to set the frequency to which you want to transmit your songs and hey presto!
No wires, no hassle... just iTunes on the road!
This works with all iPods which have a dock connector port, although it is specially designed for use with the iPod Nano (2nd Generation) versions.