Features: The 3Pin male and female XLR connector, easy to assemble. Pure-copper with thick insert and carbon fiber housing, sturdy and beautiful, with strong anti-interference performance. The audio connector design is small in size and convenient, with metal plugs, good contact, and stable signal transmission. Pure-sound transmission is a great choice for professional bands, performers, and enthusiasts. Widely used for connecting speaker and speaker to transmit low-frequency audio signals, such as home theater audio, public address system, conference room, vehicles audio, etc. Specifications: Material: Pure-Copper Conductor+Carbon Fiber Shells Color: Gold-plating, Rhodium-plating(optional) Type: Female, Male(optional) Male Size: Approx. 78x19mm/3.07x0.74inch Female Size: Approx. 65x19mm/2.55x0.74inch Tail Hole: diameter 11mm Note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution. Package includes: 1pc XLR Plugs Adapter