1. Without the obstacle of cables set you free to walk run.
2. Bluetooth V4.2: wireless headphone technology provide faster pairing speed stable connection and let you enjoy crystal clear audio stereo sound.
3. The earbuds work with all smartphones tablets and bluetooth enabled devices.
4. Charging Case Battery Capacity: 500mAh.
5. IPX5 waterproof level adopts waterproof technology to bring wonderful waterproof and sweatproof effect.
6. Come with portable charing case built-in li-ion battery can provide charge for earbuds anytime.