... handfree function 3. FM function 4. MP3+Bluetooth+FM MP3 Bluetooth and FM Function Sunglasses : TH868 *MP3+Bluetooth+FM, 3 in 1 function ... hours playing* Digital mp3 player support MP3,WMA,WMV,ASF,MTVOB,MPG,3GP and other music format etc. * Easy connection with PC/Laptops , Plug ... price is depend on the order date. Bluetooth and FM Radio Sunglass with 2GB/4GB MP3 player