These BRIO banana plugs from ETI are top-of-the-range connectors designed with high-quality components. The connector's contacts are made of rhodium-plated tellurium copper for enhanced conductivity, corrosion and oxidation resistance for greater durability. The body is made of brass, providing effective protection against vibration as well as EMI / RFI interference. The use of these banana plugs promises a final result without signal alteration.