Features 1、BONE CONVECTION: Clip on earbuds realize sound transmission through bone conduction technology, no need to plug into the ear, reducing the pressure on the ear. 2、NOISE REDUCTION FUNCTION: Clip on Bluetooth earbuds with built in noise canceling technology effectively reduces the interference of ambient noise and provides clear sound quality. 3、STABLE WEARING: Bluetooth earphones adopt ear clip design, which fits your ears firmly and is not easy to fall off even during strenuous exercise. 4、FULLY COMPATIBLE: Suitable for iOS, for Android and other devices, the headphones connect to the device, the second time you connect, it will automatically connect back to the device. 5、LONG LIFE EXPERIENCE: The open ear wireless earphones with 300mah charging case provides long battery life to meet the demand of all day use. Compact and lightweight, easy to carry. Specification Item Type: Clip On BT Earbuds Material: Silicone Battery Type: Lithium Battery (Shipped with Built in Battery) Earbuds Battery Capacity: 30mah Charging Case Battery Capacity: 300mah Color: Black Package List 2 x Clip On BT Earbuds 1 x Battery Case 1 x USB Cable