JLGtech K2 Wireless Bluetooth Sunglasses Headset Headphones for iPhone Samsung HTC Nokia (Black) With Powerful function,Support Handsfree call,Texting,Listen to music,Voice navigation,Calculator,even serach information More easier to operate,Smart control sunglass,Everything under control. Adopting the newest chip CRS4.0,Wireless bluetooth distance range from 10m to 15m HD stereo headset,very soft to wear. TAC Polarized lenses, Away from strong glare, protect your eyes