Head over to Amazon to score a great deal on the Dreamegg Portable Sound with built-in USB output & timer for $19.97 (Regularly $26.99) and free shipping with promo code 9442V73J.
It offers 6 relaxing sounds which would work great in the baby room, or any time you want to hear relaxing sounds. I personally love ocean and rain sounds.
It also comes with a USB charging port you can use to charge your smartphone, tablet, or other device. Head to Amazon to score this deal.