The plug is gold-plated, ensuring good contact performance and resistance to oxidation. The metal shell is electroplated for a durable, attractive finish and improved anti-interference capability. The cable features all-copper conductors with double-layer shielding, effectively reducing noise and interference while delivering high-fidelity sound quality. 3.5mm plug with thread. Compatible with BMPCC and C-series cameras. Product Usage: Designed for use with BMPCC series cameras equipped with mini XLR microphone interface, and compatible with the C70 camera for connecting wireless microphone receivers, such as the UWP-D21 wireless microphone receiver. Product Material: 3.5mm plug: Gold-plated copper, black copper-plated shell Mini Plug: Gold-plated contacts, gold-plated copper front, pearl-plated copper rear Wire: 24AWG all-copper conductor with aluminum foil shielding, copper wire winding, and fiber protective outer braid Wire outer diameter: 5.0mm Color: Black, gold, silver Material: Braided mesh, gold plating, copper wire Size: Length approximately 30cm Package Contents: 1 x Audio Cable Note: Light reflection and differences in display screens may cause slight variations in color compared to the actual product. Measurement may vary by up to +/- 1-3cm.