This StarTech 3.5mm 4-Pin To Dual 3-Pin 3.5mm Headset Splitter Adapter is the ideal solution if you have single port audio devices but want or need dual port functionality. Easily run both a microphone and headset through a single port without sacrificing features or sound quality. This StarTech headset splitter features one 3.5mm Male and two 3.5mm Female connectors, so it's very easy to use. Just plug it in, and start enjoying music the way it was meant to be heard and sounds the way they were meant to be sent. The PC headset adapter slips easily into your backpack, purse or laptop bag, and it is always there when you're ready to enjoy your iPhone, iPad, iPod or other portable smart device. Its simple design is also very durable, so the prongs do not easily bend and the cable does not easily fray, for years of use. Get more out of your device with a StarTech 3.5mm 4-Pin To Dual 3-Pin 3.5mm Headset Splitter Adapter.