510BT Headphones. JBL Noise control: None JBL Pure Bass Sound: Experience powerful, deep bass that brings your music to life, reflecting the signature JBL sound found in famous venues worldwide. Bluetooth 5.0 Wireless Streaming: Enjoy seamless, high-quality audio streaming from your smartphone or tablet without the hassle of wires. Up to 40 Hours Battery Life with Quick Charge: Keep the music playing longer with 40 hours of playtime; a 5-minute quick charge provides an additional 2 hours of listening. Multi-Point Connection: Easily switch between devices, like from a video on your tablet to a call on your smartphone, ensuring you never miss an important interaction. Lightweight, Comfortable, and Foldable Design: Designed for all-day wear with a lightweight build and padded earcups; the foldable design makes them easy to carry for on-the-go lifestyles.