JBL T280BT Neck-mounted Magnetic Sports Bluetooth Earphone with Microphone (Blue)

1. Bluetooth 4.0, 10m wireless distance, compatible with mainstream Bluetooth devices on the market
2. Deep and powerful bass
3. Magnetic design to prevent loss
4. Built-in microphone, support three-button line control
5. Built-in lithium battery, battery life up to 8 hours, full charge only needs 2 hours
6. Two mobile phones can be connected at the same time
7. Comfortable and stable to wear
8. IPX4 waterproof
9. Weight: 17.5g