ION Road Rocker Compact Portable Speaker System with Auxilliary USB Charger (Certified Refurbished) This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty Ultra-portable loudspeaker system with integrated rechargeable battery and wired/wireless connectivity Stream music wirelessly from any Bluetooth-enabled device - Works with iPad, iPhone, iPod touch, Android, the latest Kindle tablets and more Up to 50 hour battery life per charge with integrated USB port lets you use the Road Rocker's battery to charge your smartphone or tablet Input for a microphone, instruments and other audio sources