Here's a handy way to step up the performance of your headphones, or to enable the fit of a larger 6.5mm phono plug into a 3.5mm inlet.
• RoHS Compliant Gold-plated α (Alpha) phosphor bronze and copper alloy
• Insulated: POM resin.
• Housing Material: SUS 304.
• Overall Size: 10.6mmø X 61mm (L) approx.