1. Buy the Baby Einstein CD set. (Mozart, Beethoven, Handel, and Bach)
2. Rip all 4 CDs to MP3 with iTunes.
3. Copy all 4 sets of MP3s to your iPod.
4. Now you can use your Aiwa noise-canceling headphones plugged in to the iPod and situated on the wife's abdomen to let your developing little son listen to the classics, proven to beneficially stimulate neural development.