IP67 Weatherproofing: 100% Shock-, Snow-, Mud, Dust, and Waterproof design allows it even to be submerged up to 3'3" underwater for up to 30 minutesBuoyant Design: The Element's ability to float in water makes it perfect for marine activities such as fishing, boating, surfing, and moreUnbeatable Battery Life: Up to 40 hours of music playtime on a single charge!Built-in Speakerphone: Omnidirectional microphone with echo cancellation, background noise reduction, and Siri/Google Now for hands-free operation