Most Powerful CSR Chip - provides strongest Bluetooth and Audio technology.

Ergonomic Ear Hook Design - fits for different ear types for better wearing and listening without dropping, perfect for office, running, biking, other outdoor activities or at the gym.

Magnetic Attraction Design - can attach the two earphones together on your neck like necklace when not in using, fashion and convenient to carry around.

Nano Coating Technology - offers high level Waterproof and Sweat-proof capability & Noise-reduction.

European Metallic Style - with fashion and noble luxury.