Features: 1. Bluetooth 5.0, stable connection, Hifi sound quality, no distortion 2. Wire-controlled operation, with functions such as answering/rejecting/hanging up calls, turning up/down the volume, and switching the previous/next song 3. Intelligent noise reduction, clear calls 4. Built-in large-capacity lithium battery, long-lasting battery life 5. Magnetic design, easy to carry 6. Silicone wire body, soft and skin-friendly, can be bent arbitrarily 7. Ergonomic design, comfortable to wear, not easy to fall 8. Widely compatible with Bluetooth-enabled IOS and Android devices 9. IPX5 waterproof
