Oxygen-free copper gold-plated carbon fiber 6.35mm three-core two-core microphone 6.35mm audio plug The 6.35mm series plug-in core uses phosphor bronze as conductive body, which can be welded. It has excellent transmission performance, anti-interference, gold plating on , wear resistance and oxidation resistance. The shell uses carbon fiber elements and ROSH environmentally friendly negative ion technology to plate bright silver. It is used for audio equipment and other connections. It can be installed with a conductor with a diameter of less than 8mm. The metal connector part uses a 3 thick gold plating layer. The center pole adds a steel support structure to enhance quality of plug-in. It is an ideal DIY audio plug-in. Color:Silver & Gold Material:Metal Package Contents: 1 * 6.35mm 3Pins Male Plug Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.