Oem (Original) LG Handsfree Stereo Headset Earbuds Earphones for Verizon UTStarcom G'zOne Boulder Stereo sound and integrated call/end button only work if these features are supported by phone For phones that do not support stereo sound (mono), you will hear the same sound out of both earbuds Highest Quality Headset for LG cell phones Phone calls will not be in stereo but you will sound from one ear to promote safety while driving. OEM Original LG hands-free headset made by LG / LGIC / LGEMU