Product Description All bass, all day long. The JBL Tune 510BT headphones let you stream powerful JBL Pure Bass sound with no strings attached. Easy to use, these headphones provide up to 40 hours of pure pleasure and an extra 2 hours of battery with just 5 minutes of power with the USB-C charging cable. And if a call comes in while you are watching a video on another device, the JBL Tune 510BT seamlessly switches to your mobile. Bluetooth 5.0 enabled and designed to be comfortable, the JBL Tune 510BT headphones also allow you to connect to Siri or Google without using your mobile device. Available in multiple fresh colors and foldable for easy portability, the JBL Tune 510BT headphones are a grab ‘n go solution that helps you to inject music into every aspect of your busy life. Features JBL Pure Bass Sound It features the renowned JBL Pure Bass sound, which can be found in the most famous venues all around the world. Wireless Bluetooth 5.0 Streaming Wirelessly stream high-quality sound from your smartphone without messy cords. Up to 40H battery life and speed charge (5mins = 2H) For long-lasting fun, listen wirelessly for 40 hours and recharge the battery in as little as 2 hours with the convenient Type-C USB cable. A quick 5-minute recharge gives you 2 additional hours of music.