It appears that Perpetual Kid, a site designed to “entertain your inner child”, has lived up to their slogan with the Lego speakers for the iPod and iPhone.
These Lego speakers have a connector that is fully compatible with the iPod Classic, Nano, and Mini. I can only assume that the sound comes out of those big plus signs that you see on the front. What you don’t see are the volume controls that are apparently “camouflaged” by design.

Full story: coolest-gadgets.com