PRODUCT OVERVIEW Soundcore by Anker Sport X10 True Wireless Bluetooth 5.2 Workout Headphones feature Rotatable Ear Hooks, Deep Bass, IPX7 Waterproof, Sweatproof, 32 Hour Playtime, and Fast Charge. These sport earbuds are perfect for use in the gym and while running. Twist the 210 degree rotatable ear hooks until you find the perfect spot for your ears. The unique design and lightweight build keeps Sport X10 workout earbuds comfortably and securely in place throughout your workout. Sport X10 workout earbuds have a fully-waterproof, IPX7-rated build that stops liquids in their tracks. For further protection, our exclusive SweatGuard technology defends against the corrosive properties of sweat. The dynamic acoustic system delivers 2x more bass while preserving the clarity of mids and treble. BassUp technology analyzes and enhances your music's bass in real-time for an extra boost. Get 8 hours of music from a single charge of the workout earbuds and add an extra 3 full recharges via the charging case. Sport X10 features transparency mode. Hear your surroundings and hear what people are saying to you, without removing your earbuds. Activate via the button on the earbud. KEY FEATURES Rotatable Ear Hooks - The innovative ear hooks rotate up to 210° to keep Sport X10 comfortably and securely in position in your ears. Workout-Fueling Bass - The dynamic acoustic system produces sound with 2× more bass than standard drivers, while BassUp technology analyses the sound in real-time and pumps the bass up even further. SweatGuard Technology - Our exclusive technology effortlessly protects Sport X10 workout earbuds against corrosive sweat. IPX7 Waterproof - Sport X10 workout earbuds is built to withstand rain and even complete submersion in water, so not even a downpour can stop you from exercising. 8-Hour Playtime - A single charge will keep you covered for multiple gym sessions, and the charging case provides up to 32 hours of extra power. Transparency Mode - Hear your surroundings and hear what people are saying to you, without removing your earbuds. Activate via the button on the earbud. Fast Charging - A speedy 10-minute charge gives you up to 2 hours of listening.