Due to the NTH-100 feature of a robust 3.5mm input jack (unlike the more fragile 2.5mm or proprietary connectors found on most headphones), you can successfully use the headphone cable as a 3.5mm to 3.5mm patch cord. Could be a handy hack in a pinch!
For more information about NTH-100, please see our NTH-100 User Guide.