With two "Neodymium Magnetic" HIFI 40mm drivers, EarFun Wave will deliver exceptional sound quality. Also ensures the transfer of your music without distortion. With up to 40 hours of battery life, EarFun Wave is perfect for those longer trips on the road, that means you can enjoy the freedom of ultimate wireless audio from day to night, or more. With the lightweight, high-quality protein leather and pressure reliving ear cushion, EarFun Wave is perfectly ideal for the long day listening, as it delivers maximum comfort with the extensive and in-depth ergonomic ear space structure. Use the supplied 3.5mm Audio cable for uninterrupted truly High-Resolution Audio. With the Built-in microphone, EarFun Wave allows you to switch freely between music and calls without removing the headphone. It also enables you to take a hands-free call from your smartphone.