JBL Under Armour Project Rock True Wireless earbuds are designed for athletes and fitness enthusiasts. They are truly wireless, waterproof, and feature JBL’s unique Bionic Hearing technology. With TalkThru and Ambient Aware technologies, you can easily chat with a workout partner or stay aware of your surroundings while listening to music. The earbuds have a long battery life and come with a charging case for easy charging on the go.