Banana plugs are a sort {of electrical} connector that’s used to attach speaker wire to an amplifier or receiver. They’re a handy and easy-to-use strategy to make a safe connection, and so they also can assist to guard the speaker wire from injury.
Banana plugs are usually product of brass or copper, and so they have a spring-loaded middle pin that makes it straightforward to insert and take away the plug from a speaker terminal. The plugs are additionally usually color-coded, with crimson indicating the optimistic terminal and black indicating the unfavorable terminal.