... for 5 seconds(you will hear prompt tone in the earphone)• Pairing your sunglassed:ar the ... button for 2 seconds(there is prompt tone in the earphone)• Redailing:at standby atate,you ... press button for 8seconds.(there prompt tones in the earphone). MP3 Mode Operation:1. Insert the earphone Mode2 ... ,USB Cable,Spectacle pouch,Manual. This glasses mp3 player are very useful,shopping,travel,walk,rest,work ...