-3.5mm Connectors -Headset to PC adapter, With 3.5mm Speaker Mic Stereo Audio Y adapter, you can connect your newer headsets ( audio & microphone ) to a PC or Laptop for use with VOIP application, such as Skype or Chat programs etc.  -The Cables Unlimited 3.5mm stereo splitter cable allows you to easily connect your stereo headset Mic to a PC audio port and mic port at the same time -Connect 3.5mm headset ( audio & microphone ) to a computer/Laptop, ideal for connecting your favorite headset, let you enjoy your cellphone music together with your friend easily -Can be used with any portable device that uses a 3.5mm jack. -Gold Plated 3.5mm audio Y splitter cable with Oxygen-free copper provide maximum's conductivity and durability, Compact design for maximum portability