Designed to change an XLR input into an XLR output. Professional series XLR plugs , compact design with sturdy diecast shell. The Housing for high strength zinc alloy die-casting nickel plating, attractive and durable. Easy to assemble, protective shielding for low RF and EMI noise. Package include: 4-Pair x XLR Male to Male & xlr female to female connector. Brand Guarantee: Cablecreation focuses on the ideal design of all super quality cables. CableCreation is a brand that has a creative team and manufacturing factory . CableCreation provides all items with worry-free 2-years warranty and lifetime friendly customer services.