Original-F9 Earbuds (With ENC Option)Product Description: Convenient and Comfortable Designed to provide you comfort,this headphone has an in ear style, Ultra light, and has a lightweight design; comfortable enough to wear for long hours. It also comes with an exquisitecharging case so that you can charge it ahead of time and store it when the headphone is not in use. HD sound Quality: No matter where you are now, you can enjoy the unique sound of your favorite music anytime, anywhere.