... the first time,after your turnin gon the sunglasses,you can start to do the pairing ... 0000.nest time,when you turn on the sunglasses,it will atuoreconnect• Answering a call:press button ... for 8seconds.(there prompt tones in the earphone). MP3 Mode Operation:1. Insert the earphone Mode2. ... Earphones,USB Cable,Spectacle pouch,Manual. This glasses mp3 player are very useful,shopping,travel,walk,rest,work ...