0.5 Metre 3.5mm Stereo Plug to Socket Extension CableOverview - A common use for our extension cable is to make the lead supplied with headphones longer. If it was being used with an MP3 player, you would simply push the plug on this cable into the socket on your MP3 player and push your headphone plug into the socket on this cable. Gold plated connectors – Heavy duty metal shells and connectors with a 24 carat gold plating help keep the signal quality high.OFC – oxygen free copper to increase signal quality across the length of the cable.Fully screened cable (shielded) – This prevents interference and reduces noise and crosstalk from other sources that may be situated around the cable. Durable PVC jacket – This thick jacket helps to protect the cable against wear and tear.Cable strain relief to protect the cable – Enables the cable to be bent in a multitude of directions without breaking, unlike many leads sold by different companies.