BL Pure Bass Sound: Immerse yourself in the deep, powerful bass that JBL is renowned for. The Tune 510BT brings your favorite tracks to life with clarity and richness • Wireless Bluetooth 5.0: Enjoy the convenience of wireless audio with Bluetooth 5.0 technology. Connect effortlessly to your devices and enjoy high-quality sound without the hassle of tangled wires. • Up to 40 Hours Battery Life: With an impressive battery life of up to 40 hours, the JBL Tune 510BT lets you enjoy your music all day long. When you need a quick boost, a 5-minute charge provides up to 2 hours of playback time. • Lightweight and Comfortable Design: Designed for long listening sessions, the Tune 510BT features a lightweight and ergonomic design. The soft ear cushions and adjustable headband ensure a perfect fit and comfort. • Hands-Free Calls and Voice Assistants: Control your music and manage calls with the built-in microphone and easy-access buttons on the earcup. Activate voice assistants like Siri or Google Assistant with a simple button press for hands-free convenience. • Multi-Point Connection: Switch seamlessly between two devices with the multi-point connection feature. Easily move from a video on your tablet to a call on your smartphone without missing a beat. • Foldable Design for Portability: The compact, foldable design makes it easy to carry your headphones wherever you go. Slip them into your bag and take your music with you.