Desttic Wireless Bluetooth Sunglasses Music Headset Stereo Headphones For iPhone Samsung HTC Nokia LG and All Smart Phones or PC Tablets with Bluetooth Function Material: ABS & PC Bluetooth 4.1 Music sunglasses, can listen music, support answer and refuse a call Black Polarized lenses which can filter light and protect your eyesight Fashionable design with foldable eyeglasses Auto switch to phone talking mode when making and receiving calls, Support Mp3 can listen music,With Previous/Next Song control, Volume Up/Down control