Features: Banana plugs feature copper cores, ensuring 35% reduced signal loss for sound transmission in speaker cable connectors. The aluminum casing provide secure, vibration resistant connection through screw fastening without requiring soldering tools. Ideal for audiophiles and professional installers upgrading home theater systems or studio equipment with premium amplifiers accessories. Perfect for connecting speakers, amplifiers, and receivers in demanding environment like recording studios or living room entertainment setups. Anodized aluminum housing withstands frequent plugging/unplugging while maintaining corrosion resistance, suitable for 95% of banana port equipped sound devices. Specifications: Component:Copper Size:Approx.7.8x38.5mm/0.3x1.51inch Package Includes: 1Pc Banana connectors note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.