1:Sliding the switch to “on” position and pl ing the 3.5mm audio pin into the mini jack, it will play the music and the whole earphone cable will flash with music rhythm.
2:when you are listening to the music, if someone called, you can answer the phone by sliding the switch to "A" position once, and slide the switch to "A" position again, hang up the phone.
3:When you are listening to the music，slide the switch to “A”position,the music will stop; slide switch again,the music will go on.
4:Sliding the switch to “A”position for  3 seconds,the earphone line will change from flashing with music rhythm mode to the long-time lighting mode.

3.Technical Parameter：                                    
        In-ear Earphone, moving-coil type                                    
        Earphone Diremeter:：Φ12.8MM.                                    
        Frequency Response：20HZ-20KHZ.                                    
        Max. Input Power：20MW.                                    
        Impedance：16Ω.                                    
        Plug：Φ3.5MM .                                    
        Whole cable length：110CM.                                    
        Built-in battery: li-ion battery, capacity: 120MAH                                    
        Sensitivity：92DB±3DB.                                    

4. Function:                                    
        Whole cable can flash with the music rhythm                                    
        Mega bass, high-fidelity earphone  .                                    
        In-ear design with soud insulation effect                                    
        Built-in 120MAH li-ion battery, rechargeable time: 300-500 times                                     
        With the battery, it can flash 20hours continuously.                                     

5. Attention:                                    
         Charge it for 1 hour for the first time.                                    
         Please don't bend the cable in dead angle which can influence the lighting effect.                                    
         Please don't listen to the music loudly for a long time in case any injury to the ears.