StarTech.com Headset adapter for headsets with separate headphone / microphone plugs - 3.5mm 4 position to 2x 3 position 3.5mm M/F Microphone and headphone splitter turns a 3.5mm combo headphone/microphone port into two distinct ports Headset adapter for headsets with separate headphone / microphone plugs / 3.5mm 4 position to 2x 3 position 3.5mm M/F / Connect a headset equipped with separate headphone and microphone plugs to the audio port on your laptop / Connect an external microphone and powered speakers to the audio port on your laptop / Connect a headset equipped with separate headphone and microphone plugs to the audio port on your phone or tablet Note: This adapter is not a headphone splitter or Y-cable. It cannot be used to split the audio output to two separate sets of headphones or speakers. Guaranteed reliability with a lifetime warranty / 3.5 mm Mini-Jack (4 position) male is configured per CTIA Standard Headphone Microphone Splitter / MIC and Audio Splitter / Headset Splitter Cable / 3.5 mm Combo Jack Splitter