New Original OEM HTC Black Wired Stereo Headset Headphone Earphone Earbud with Remote Controller,Mic, 36H00880-04M The inline microphone has been designed to filter out the background noise and minimise wind hiss to ensure calls are heard clearly even in the noisy environments Support FM antenna function (it\\\'s compatible with HTC devices which have FM radio function) Phone buttons : Send button to answer calls, call waiting switch or redial last number and End button to end a call or use voice dial Music control buttons: Play/Pause button and Forward/Backward buttons for music playback or FM channel selection Standard 3.5mm audio jack