Banana plugs 4 mm, safety speaker socket, female terminal block 4 mm, 5 colors

Five colors are used for color coding, e.g., red typically represents the active or positive connection, black the inactive or negative connection, etc. Compatible with 4mm banana plugs. These terminal blocks are made of a high-quality alloy with good electrical conductivity and are insulated with ABS plastic, ensuring durability and a long service life. Ideal for connecting satellite and center speakers to AV receivers, they offer stable performance and easy installation. The pack contains 25 terminal blocks (5 of each color).