Used Ipod Auctions

The iPod Shuffle is a tiny MP3 player that is designed for music on the go. The user interface is simple to use as there is not a great deal of configuration that you can actually do with the iPod Shuffle. You can not easily navigate through songs or configure play lists etc. Its very simple one button operation.
You can read a CNET review Apple iPod Shuffle (second generation) here - they sum it up as..

If you like your music playback simple and your device nearly invisible, the second-generation iPod Shuffle will suit you well. But absentminded users should steer clear of this easy-to-misplace player.

The shuffle has an attractive price tag and is a great little player