2 pcs Black & Red Free Welding Copper Speaker Amplifier Terminal for 4mm Banana Plug Enhance your audio setup with these high-quality Black & Red Free Welding Copper Speaker Amplifier Terminals, designed for superior performance and versatility in any sound system. Premium Pure Copper Material Each terminal is crafted from pure copper, ensuring excellent conductivity and minimal signal loss. Enjoy clear, powerful sound with every connection. Universal Compatibility These terminals are compatible with all kinds of 4mm banana plugs, making them a perfect fit for most speaker and amplifier systems. They also support spade terminals and bare wire connections for added flexibility. Secure and Flexible Connection The screw pressing fixed connection mode provides a strong, reliable hold, while also allowing for soldering if desired. This dual option ensures a stable and lasting connection for your audio equipment. Insulated and Safe Design Each terminal is fully insulated to prevent accidental short circuits and ensure safe operation. The color-coded black and red design makes it easy to identify positive and negative terminals for quick, error-free installation. Wide Application Ideal for use in home audio systems, professional sound setups, and DIY speaker projects, these free welding copper terminals are suitable for a variety of environments and applications. Easy Installation Designed for convenience, these terminals are simple to install and compatible with a range of wire types, including banana plugs, spade terminals, and bare wire. Upgrade your sound system with these reliable and versatile copper speaker amplifier terminals, and experience improved audio clarity and connection stability in every use.