Replace your broken sound card in your Laptop, Computer. Convert your Older Headphones to new USB connection. | Needs No Driver - Plug and Play. Just stick your headset connectors in to this Adapter, Put it in to USB plug in your Laptop/Computer, and it's ready to go! | Mute your Mic or Headphones Sound, with a press of a button. LED will Let you know, if you are muted. Very Convenient on Conference Calls. | Raise and Reduce Volume in your Headphones using the buttons on the Sound Adapter. | 12 Month Hassle FREE Warranty. We will replace or refund your order in case something went wrong!