Turtlebox is loud, portable, waterproof and impact resistant — the perfect speaker for all your life’s adventures. Get crystal clear, distortion-free sound at up to 120db that you can bring anywhere. Ip67 fully waterproof and dustproof, impact resistant with built-in tie down anchors. Waterproof cap with tether to protect port openings from the elements. Stainless steel hardware for corrosion resistance. 50+ hours of music at easy-listening volume and 8 hours at max volume. Bluetooth stereo pairing – wirelessly connect any two Turtlebox speakers for true left/right stereo imaging. Bluetooth 4.0 connectivity. Comfortable rubber handle and large rubber feet. Dimensions: 11.5″ w x 6.5” d x 8.75” h; weight: 9 lbs.