LG Verizon 2.5mm Handsfree Stereo Headset for LG Cosmos VN250, LG Octane VN530 Send & End button can also initiate Voice-dial on voice-dial equipped cell phone models. Excellent audio quality enabling the use of your 2.5 mm universal port stereo cell phone's built-in stereo output, hands free. This Headset allows stereo music and hands-free phone calls. Phone calls will not be in stereo. Drive more safely with both hands on the wheel.