JBL Pure Bass sound is the same that powers the most famous venues around the world. Bluetooth 5.3 technology streams high quality sound from a compatible device. BL Headphones app. Battery life up to 57 hours - 5 minute quick charge adds another 2 hours. Voice Aware - hear your voice while talking. Convenient buttons on earcup. Multi-point connections - switch among Bluetooth devices. Soft ear cushions and padded headband. Foldable design for travel. Compatible with Siri or Hey Google. Includes USB-C charging cable.