LG Stereo Headset SGEY0003744 3.5mm jack for LG BL20 CHOCOLATE, GC900 VIEWTY SMART, GD510 POP, GD880 MINI,GD900 CRYSTAL, GM205, GM750, OPTIMUS 3D, OPTIMUS 7, OPTIMUS 7Q, OPTIMUS CHAT C550, GS290, P500, GT540, SU920, T310, T300, P350, GT950, KM750 (by UKI