Bluetooth: connect wirelessly with any Bluetooth device in a 30-foot range.</br>Rechargeable: provides up to 8 hours of play time on a single charge.</br>Totally rugged: dust proof?? waterproof?? and drop proof (IP67 rating)</br>Integrated screw mount: mount it on a bike for a rocking' ride</br>Floats in water: seriously?? it Floats in water while playing music.</br></br>Product Description</br></br>Beach bums and pool sharks rejoice. You're looking at a speaker that floats. It's totally waterproof?? making it perfect for all your splashy summer adventures. Tired of the water? use the integrated screw mount to attach it to your bike?? then ride off into the Sunset?? blaring your favorite bass-heavy track. Is there anything this speaker can't do?</br><br/>http://www.amazon.com/gp/product/B01FWO2CXG