Features: Playtime lasts for over 8 hours from single charge and total 24 hours with charging case. If you are low on power, 10 minutes of charge time gives you up to 60 minutes of playback. *Results are based on 50% volume. Battery life may vary depending on the volume, the source of playback, the temperature, environmental interference, and the user's habits. Provides seriously powerful and punchy bass. Efficiently restores the authentic sound quality. IPX5 protects your earbuds from sweat, water, rain, etc. A perfect choice for running, jogging, cycling, working out in the gym. ENC technology effectively suppresses environmental noise, making the person you are calling hear your voice more clearly. Perfectly fits the curve of inner contour of ear. Whether you' re running or jumping, the earbuds will stay in ear securely. Specifications: BT Version: V5.2 Range: 15m Battery Playtime: 8 hrs on single charge; case provides additional 16 hrs Charge Input: Type-C * Lab test result. Package List: 1 Pair * Earbuds