This Bluetooth headset & sunglasses is a perfect combination of practicability and fashion. It can make you enjoy the freedom of wireless listening and hands-free talk. Perfect combination of durable and fashion Polarized lenses, offers anti-glare and ultraviolet protection Auto switch to phone talking mode when making and receiving calls With Previous/Next Song control, Volume Up/Down control Bluetooth V4.0, support both headset and hands-free profiles Built-in rechargeable lithium battery, comes with Mini USB cable Not only can answer the call, but also used to listen music. Compatible For iPhone/Nokia/HTC/Samsung/LG/Moto/PC/iPad/PSP and other Bluetooth devices.