How To Connect Earphone Wires Without Soldering. But in emergency conditions you may try glue. The most important aspect is connecting the correct wire.

Wrap each wire carefully with electrical tape. How do I fix my wired headphones. Before soldering sand-off the thin enamel coat on all the wires including the ground wire.
How to Fix Headphone Wires Without Cutting Them.
Sand the wires to expose the copper. Twist together and solder. First cut the AUX cable at a distance of 7 meters or more from the connector. Insert and heat the heat-shrink tubing to securely cover the headphone cord.
