The Adapter cable can convert USB-C to the 3.5mm Audio, it is perfectly suitable for Type-C Phones, Tablets, PC (Except the HTC Bolt). That is to say, if you have a Type C device that have no headphone jack, you can still keep using your headphone with this cable Adapter.
Charging and Music the Same Time:
2 in 1 cable supports simultaneous charging and audio output, so you can enjoy the music while charging.
Note: No Music Control.