[Stable And Long Battery Life] 5.3 sports headphone, premium chip, stable and clear sound. Built in 180mAh rechargeable lithium ion battery, can work for more than 6 hours, charging time is only 2 hours.
[Lightweight And Open ear headset weigh 25g/0.9oz, painless and harmless to wear. Premium alloy material, any bending stretching without deformation.
[Clear Sound] This bone conduction headphone with new linear vibration unit design, small constant linear vibration can achieve clear and powerful and highly resolved sound
[IP68 Waterproof] IP68 level full sweat headset, suitable for training, fitness and running. Guards against sweat, water drops and dust during your indoor or outdoor activities.
[Multifunctional] Bone conduction headphone with MP3, dual mode, built in 16G large capacity memory, replace songs at will, support volume and breakpoint memory, sports without wearing a cell phone.