Bass earphones have been carefully designed, rigorously tested and produced to provide the perfect audio experience for every audio-loving customer. Advantages of earbuds with mic ♬ Earphones are ergonomically designed, comfortable to wear, stylish in appearance and sophisticated in design to enjoy even better audio. ♬Shell of earbuds has the characteristics of light weight, high density and good sealing performance. ♬ Wired earphones has been tested for 15,000 times and is still working, ensuring wear in daily use; wire length is 3.9Ft. ♬ Unique, custom fit is key. soft silicone plugs for the ear tips fit each ear, choosing the right silicone plug size for comfort. Two clicks: Next song. Three clicks: Previous song. Long press: Decline call/Start Siri. Short press: Answer/End calls. After-sales Guarantee If your earphones has any problems during use, please feel free to contact us and we will give you a satisfactory response. Compatible iPhone7 & iphone7 Plus; iPhone8 & iphone8 Plus; iPhone X. Need to be equipped with adapter before they can be used. We sincerely hope that you have a pleasant shopping experience.