Hi pbnana,
Thanks for the question. The iPod shuffle (4th generation) does not include bluetooth connectivity:
iPod shuffle (4th generation) - Technical Specifications
http://support.apple.com/kb/SP592
However, if your speaker does have a 3.5-mm input, you can use a variety of cables to connect it for playback. Here are a few offerings we have on our online store:
iPod shuffle - Top Sellers - Cables & Docks - All Accessories - Apple Store (U.S.)
http://store.apple.com/us/accessories/all-accessories/cables-docks#!&f=ipodshuff le&fh=4098%2B2e73&s=topSellers
If you ordered the iPod from Apple, and decide that you need to return it, you can learn about our return policies here:
Apple Help - Returns and Refund - Apple Store (U.S.)
http://store.apple.com/us/help/returns_refund
- Matt M.