MINAKIKO High-Performance RCA Jack Terminal Socket Pure Copper Core Gold Plated High-End Audio Type 8pcs (4 Red + 4 White) for Amp Speaker Mixer

---------------------------------------------------------------------- The central part is made of pure copper, which prevents signal degradation and noise, resulting in a clearer and more immersive sound. It is compatible with all audio equipment, including amplifiers, speakers, selectors, mixers, and DIY audio systems, and is ideal for upgrading. Size: Overall length = approx. 30mm, Maximum outer diameter (washer part) = approx. φ16mm, Screw part diameter = approx. φ9mm The core is made of pure copper, preventing signal degradation and noise, resulting in a clearer and more immersive sound. It's compatible with all audio equipment, including amplifiers, speakers, selectors, mixers, and DIY audio systems, making it ideal for upgrading. Dimensions: Total length = approx. 30mm, Maximum outer diameter (washer part) = approx. φ16mm, Screw diameter = approx. φ9mm