Startech Turns A 3.5mm Audio Output Port Into Two Distinct Ports -one 3.5mm Headphone Jac

Turns a 3.5mm audio output port into two distinct ports -one 3.5mm headphone jack and one 3.5mm microphone port -headset adapter for headsets with separate headphone / microphone plugs - 3.5mm 4 position to 2x 3 position 3.5mm m/f