Solder type 3.5mm stereo 3 pole common plug replacement.
Perfect replacement 3.5mm male plug jack for repairing worn or broken headphone headphone audio cable plug connectors.
Suitable for cables up to 5mm in diameter.
Easy to operate, you really don't need a professional to do this. Insert the cable into the sleeve, solder the exposed wires and plug together, then tighten and lock into place.