... time 4,Blue tooth earphonoe,exempts raises Mobile Blutooth Phone Headsets Technical Specification: Bluetooththrev:V2.0 Emissive power Rate:Class 2 ... the blue lights and flashes.2,Pairing: A:Press the Bluetooth function,device function key,when there is a long bright ... call4,End the call:The call is complited,press the Bluetooth functions keys,which can end the call5,Refuse to answer ...