Aofan 4 Pcs Dual Binding Post Speaker Terminal Amplifier, 4mm banana plug connection Socket Red Black

Premium Gold-Plated Conductivity - Pure copper core with anti-corrosion gold plating ensures optimal signal transmission and long-term durability Tool-Free Installation - Screw-locking design eliminates soldering needs, compatible with 4mm banana plugs and 5mm threaded connectors Dual-Color Coding - Red/black insulated jackets prevent polarity confusion during amplifier and speaker system setup Multi-Application Compatibility - Ideal for home audio systems, professional amplifiers, automotive testing equipment, and industrial instrumentation Secure 4-Pack Value Set - Zinc alloy construction with reinforced plastic housing provides stable connection for demanding audio environments