StarTech.com Headset Extensions and Adaptors - StarTech.com MUYHSFMM, The StarTech.com MUYHSFMM 4-way 3.5mm to dual 3.5mm Headset Splitter Adaptor features 1 x 3.5mm (TRRS) female and 2 x 3.5mm (TRS) male connectors, enabling you to connect a 4-position headset with Audio and microphone input to your PC or Laptop. This adaptor connects into both the audio and mic ports on your desktop or laptop computer, providing a single (4-position) female connector. A simple solution for online gaming or use with VOIP applications (Skype, chat programs).Backed by StarTech.com lifetime warranty. StarTech MUYHSFMM 3.5mm 4-position Female To 2x 3.5mm Male Headset Adaptor