TOOGOO Bluetooth + Mp3-headset Sunglasses Mp3 Player-2GB This product employs excellent lenses, with trendy appearance it supports MP3, WMV, WMA, ASF, WAV music formats; It shields UV glare and diffused light, allowing you to enjoy music in the sun without disturbance protect your eyes and eyesight; flexible earphone cord in best length, HIFI stereo earphones, up to 85 decibel volume, bring you endless joy