The JBL (5507675) wave buds are true wireless earbuds. They feature up to 32 hours battery life and a secure comfortable bud design they are splash and dust resistant and are designed for your daily entertainment. Whether you re roaming city streets or relaxing on the beach your hands-free stereo calls will always be crystal clear while Smart Ambient technology keeps you aware of your surroundings. And when you need an extra boost you can speed charge two additional hours of power in just 10 minutes.