Connect the corresponding bare wires together, wrap and seal the bare wire with insulating tapes., Package include: 5Pcs 4., 9ft 3., 5mm stereo 4 pole male plug connector replacement audio cable. Fancasee (2 Pack Replaceent 2.5 Feale Jack to Bare Wire Open End... How to use: Pin 1(red); Pin 2(white); Pin 3(green); Pin 4(black). Coluber Cable Right Angle 1/4 inch TS to RCA Female Pro Powered Audio Connector, Yellow Headphone Cable Repair MMNNE 2.5mm Male Plug To Bare Wire Open End TRRS 4 Pole 3.5mm Male To Male Material: Made of PVC and copper,Safe insulation, good toughness, long service life, Repair or replace your headset or earphone cables with this 3.5 mm male to 1 4 male cable. This 3.5 mm male TRS 4 Pole Stereo audio cable is perfect for DIY audio enthusiasts CTIA standard: Pin1 - Left channel; Pin 2 - Right channel; Pin 3 - Ground; Pin 4 - Microphone. CTIA standard: Pin1 - Left channel; Pin 2 - Right channel; Pin 3 - Ground; Pin 4 - Microphone., Used for:replacement 3., 5mm male plug connector to bare wire audio cable for worn-out or broken headphone headset earphone microphone speakers cable repair.