A:Answer Hello, this soundbar connects with either Bluetooth or Optical Input. It would need to be set to one of those inputs depending on how you have the unit connected. If you are in need of any assistance, have additional questions, or would just like to see our helpful tips, check us out on Twitter @LGUSSupport Facebook https://www.facebook.com/LGUSA/ or you can give us a call at 800-243-0000. ^CP