Can I use one of the HC-CP08 accessory packs with my headphones?

You can use the HDJ-CUE1 cable and earpads with all models of HDJ-CUE1 headphones, including the Bluetooth models.

The detachable coiled cable included with the HC-CP08 accessory packs can also be used with the following headphones:
HDJ-X5
HDJ-X5BT
HDJ-X7