More on Amazon.com : http://www.amazon.com/gp/product/B009RYPM0I?tag=purrfectcatdi-20

iLuv MobiCup Splash-Resistant Wireless Bluetooth Speaker and Speakerphone for Kindle Tablet

Bluetooth for wireless audio streaming from your smartphone
Sealed top-mounted controls for easy access and weather resistance
PlayPause Track Change Volume and Hands-free controls
Splash-resistant for all of your outdoor activities
Cylindrical design fits most cup holders for convenience