The aeco AX4-1611R is a high-quality 4-pin XLR connector, designed using high-performance components for optimum transmission of the audio signal. Its contacts are made of high-purity tellurium copper with rhodium plating, ensuring excellent conductivity and perfect resistance to oxidation. The connector body is made of brass and the contacts are insulated with a PTFE layer. The AX4-1611R accepts cable diameters up to 12.5mm without the reducer or 8.5m with the reducer.