1. bluetooth 4.1 version, strong compatibility, it could build faster connection and transmit stable signal in high speed.
2. Waterproof and swearproof design, protect the earphone from damage caused by splash, sweat, and etc.
3. Magnetic absorption, you could hang the earphong aroung your neck, no need to worry it would fall down.
4. Simultaneous connection, this earphone could be connected with two bluetooth devices at the same time.
5. Intellgient voice prompt, it would inform you about the real-time state, such as power on/ off, low battery, etc.
6. Unique sound chamber design, high fidelity, provide you more melodious and pure musical experience.
7. This earphone support power display for IOS phone so that you could charge the earphone in time.