In-ear or behind-the-ear sports headphones with FlipHook flexible two-way design for convenient placement Wireless Bluetooth connectivity streams high quality music for up to 25 hours; 3 extra hours with a 10-minute charge (charging cable not included) 8mm dynamic drivers deliver bold JBL Pure Bass sound to motivate workouts TwistLock technology provides a secure, comfortable fit that prevents earbuds from falling out or causing discomfort Sound isolating with ergonomic ear tips to seal out distractions during any workout IP65 dustproof and water-resistant rating means durability for outdoor or indoor use in any weather Supports hands-free calls with in-line microphone and one button remote; double press activates mobile native Voice Assistant Magnetic earbuds enable easy cable management when not in use Customizable experience with the JBL Headphones App