Features: Premium ABS ensures flame retardant durability and enhanced electrical safety, making this 4way speakers terminals box reliability for secure, long lasting music systems connection. Featuring highly power black terminals for quick polarity identification and a spacious "big fat box" design, it simplifies multi cable organization while improving heat dissipation and stable signals transmission. Ideal for audiophiles, installers, and professional technicians seeking organized wiring solution for home theaters, stage setups, or multi room sound systems. Perfect for upgrading car music systems, creating surround sound environments, or expanding commercial speakers arrays. The integrated 4channel parallel ports enable effortless speakers expansion, combining industrial grade construction with user friendly installation for seamless integration into existing music infrastructures. Specifications: Component: ABS Size:Approx.13x11.5cm/5.12x4.53inch terminals: purely copper cores 9Option Type; Package Includes: 1pc Wire terminals Cup note: Please allow 1-10mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.