StarTech.com Headset adapter turns a 3.5mm audio output port into two distinct ports: one headphone port and one microphone port

StarTech.com Headset adapter for headsets with separate headphone / microphone plugs – 3.5mm 4 position to 2x 3 position 3.5mm M/F – Turns a 3.5mm audio output port into two distinct ports: one headphone port and one microphone port