Specifications: This item is the perfect combination of practicability and fashion. Fashionable design with foldable eyeglasses. Earphones built directly on to the frame, and can be adjusted for comfortable fit. It can works for all Bluetooth mobile phones, you can enjoy hands-free talk with your friends. Telephone talking mode when calling in and out. Call accept/eject/end. Auto power off. With mini USB port and rechargeable built-in lithium battery. Suitable for any Bluetooth enabled cell phone.