These heavy-duty banana plug adapters allow for versatile speaker connectivity. Crafted from oxygen-free copper, their 10AWG wire ensures loud, clear audio transmission without loss of power or quality. With dual male 4mm banana plugs on one end and a female socket on the other, they provide easy "Y" splitting of speaker wires or chaining of additional adapters. Whether adding new speakers, combining existing setups or upgrading your home audio system, these reliable plugs smoothly connect components without fuss. At just under 6 inches long, they manage cables neatly while delivering studio-grade sound anywhere it's needed.