Immerse yourself in powerful sound with these JBL Tune 520BT wireless headphones. They deliver up to 57 hours of listening time and feature JBL Pure Bass Sound. You can easily manage calls and volume from the earcup. With multi-point connection, you can seamlessly switch between your phone and laptop or tablet. These lightweight and comfortable headphones fold flat for easy portability. Plus, the JBL Headphones app allows you to customize the sound to your preferences with EQ settings. A 5-minute quick charge provides an extra 3 hours of playtime, eliminating battery anxiety. Voice Aware helps you hear your own voice during hands-free calls in noisy environments.