Pioneer HDJ-CUE1 Bluetooth DJ Headphones (Matte Red) - Manual (Page 9)

9
Operating methods
Listening to music with the coil cable
If the device is not Bluetooth compatible, or if the battery level is low, you can use the
supplied coil cable to use the headphones.
 To attach the cable
1 Hold the convex part of the cable plug at the angle shown in
the diagram and insert the cable plug.
2 Rotate the convex part of the cable plug approximately 45
degrees clockwise to the position shown in the diagram to
lock the cable plug.
Convex part
Convex part