Startechcom headset adapter for headsets with separate headphone microphone plugs 35mm 4 position to 2x 3 position 35mm mf turns a 35mm audio output port into two distinct ports ndash one 35mm headphone jack and one 35mm microphone port compact design for maximum portability a great solution to have on hand in your laptop bag lightweight yet sturdy design that can easily be plugged in when required headset not included have you recently purchased a newer laptop or ultrabook an