Bluetooth 4.1 version, wide compatibility, it could build faster connection and transmit stable signal in high speed.
Magnetic adsorption, the right and left couple be attached with each other by magnetic force, you could hand the earphone on you neck.
Intelligent voice prompt, it would inform you about the real-time state about the earphone, such as low battery, pairing, power on/off, etc.
Ergonomic design, equipped with different size soft earmuffs, you would feel more comfortable for long time wearing.
Debugged by professional tuner, it could produce dynamic bass, melodious median and strong treble, music fancier recommended