Feature rich and compact in design the Altec Lansing Life Jacket 2 IMW577 Bluetooth Multimedia Speaker lets you experience unbeatable music quality, easy-to-use functions and unmatched style. With IP67 waterproof, shockproof, snowproof, everything-proof rating; floatable and submersible design, this speaker provides a 30-foot range along with extra audio horsepower, 16 hours on-board power bank for remotely charging portable devices and an 3.5mm aux-in port. Moreover, it comes with built-in universal mounting mechanism for easy attachment to bikes, kayaks, jet skis and motorcycles.