Sports Neck-band makes music listening while working out hassle-free. Earbuds stay secure in your ears or around your neck while jogging, running, or performing other sports activities. The in-line microphone and volume control allows you to seamlessly switch between music and calls. ?Comfortable ear-tips come in three sizes for the optimal fit. ?Designed to contour the back of your neck for a secure fit while active. ?Driver Units: 10mm ?Cable Length: 1.2m ?Plug: 3.5mm