1Its shell is made of carbon fiber, which effectively screens external noise and restores clean current. 2It is suitable for professional installers or home theater enthusiasts who want to make their own XLR cables. 3The exquisite gold plating technology ensures high load capacity, and the gold plated contacts can transmit signals almost losslessly. 4With a high resolution, it makes the sound transparent and smooth, with rich expressiveness and layering. 5This plug is widely used in signal cables, audio cables, coaxial cables and other professional audio equipment. Item Type: XLR Plug Connector Conductor Material: Gold-Plated Brass/Silver-Plated Brass Shell Material: Brass Anti Magnetic Paint Quantity: 4(2 Pair) Connection Method: Welding Type Wire Diameter: The Maximum Diameter (Metal Part) of 11mm Scope of Application: Widely used in professional audio equipment. 1 x Pair of Black Gold Plated(Red Mark)(2Pcs) 1 x Pair of Black Gold Plated(White Mark)(2Pcs)