JBL Tune 710BT JBL Pure Bass Sound For 75 years, JBL has engineered the precise, impressive sound found in big venues around the world. These headphones reproduce that same JBL sound, punching out bass that's both deep and powerful. Wireless Bluetooth Streaming Wirelessly stream high-quality sound from your smartphone without messy cords. Up to 50H Battery Life Listen wirelessly for 50 hours. Recharge the battery quickly in 5 minutes to gain 3 more hours of fun or fully in 2 hours. Hands-Free Calls and Voice Assistants Easily control your sound, manage your calls and trigger voice assistants from your headphones with the button on the right earcup. Multi-Point Connections Allows you to effortlessly switch from one Bluetooth device to another. You can simply switch from a video on your tablet to a call on your mobile phone, so that you'll never miss a call. Lightweight, Comfortable and Foldable Design The lightweight materials and soft ear cushions with a padded headb.