... anti-scratch and impact resistant changeable polycarbonate lens bluetooth+mp3,bluetooth mp3 player,bluetooth mp3 sunglass,sunglass,dvr sunglass1. UV 400 ... lens2. Internal flash storage - 4GB3. Format: MP3, WMA, Bluetooth 1.2V, class 2, 10m Range (30 feet) 4. Mini 5 pin ... Mac OS 9.x and aboveAccessories:Packaging box*1,glass box*1,charger*1, USB cable*1, introduction*1 Bluetooth DVR Sunglass with MP3