Ultimate Ears UE Boom 2 BrainFreeze Wireless Mobile Bluetooth Speaker (Waterproof and Shockproof) (Certified Refurbished) INCREDIBLE WATERPROOFING: The BOOM 2 can play under 1 meter of water for up to 30 minutes CONNECT WITH FRIENDS: Use the Ultimate Ears App to connect other BOOM 2 speakers and turn up the volume VOICE CONTROLLED: You can use Siri or Google Now voice integration to control the BOOM 2 with your voice AUTHORIZED DEALER: Includes USA manufacturer's warranty