UA True Wireless Streak is engineered to maximize performance while minimizing size and distractions. A lightweight design with Sport Flex Fit ear tips provides optimized comfort and secure fit tested by athletes. UA waterproof technology delivers element-battling protection, while JBL Charged Sound is boldly tuned with rich bass for motivation. Bionic Hearing features TalkThru Technology to quickly interact with your workout partner, and Ambient Aware Technology to hear your surroundings. A quick tap provides seamless controls, and reflective accents allow you to stay seen. A pocketable charging case provides 18 hours of total playtime, powering you to achieve your personal best.