BRAVEN BRV-1 Portable Wireless Bluetooth Speaker [12 Hours][Waterproof] Built-In 1400 mAh Power Bank Charger- Gray/White/Blue Certified "Made for Kindle" bluetooth water resistant speaker Built-in noise-canceling mic to make and take calls wirelessly on your own, or in a group Use the 1400 mAh battery to play wireless audio for up to 12 hours The shock absorbing exterior prepares your BRV-1 to DJ in even the most extreme environments Stream your music over Bluetooth by syncing with a compatible device