Super strong, relentless, and producing compelling audio performance, is the definition of the Altec Lansing flagship product, The Super LifeJacket Bluetooth Speaker. With a rugged aluminum exterior, robust jacket cover and IP68 waterproof, shockproof, snowproof and it FLOATS! Take this speaker on the adventure of a lifetime without worrying about damage! Now featuring Voice Assistant Integrated Speakerphone to access Siri or Google assistant through your Super LifeJacket. With up to 50 hours plus dual built-in smartphone chargers, never be disconnected with the world. With House Party Pairing, pair up to 50 speakers simultaneously for more amplified sound! The Super LifeJacket Bluetooth speaker is your ultimate rugged music companion for wherever life takes you.