Features: Adopting gold plating process to ensure stable Signals transmission. Copper material provides excellent conductivity, reduces Signals loss, and is suitable for music enthusiasts who have high requirements for sound quality. The gold-plated surface effectively prevents oxidation and corrosion, extending the service life of the plug. Even in humid environments, it can maintain excellent performances and is suitable for connecting outdoor Sound equipment. Quickly connect without the need for tools, saving time and effort. Suitable for users who require frequent equipment replacement, such as professional sound engineers or DJs. Red and black dual color design, easy to distinguish positive and negative poles, compatible with multiple Sound devices. Suitable for various scenarios such as home theaters and Hi Fi sound systems, meeting the connection needs of different devices. Copper material not only enhances conductivity, but also strengthens the overall strength of the plug, avoiding accidental breakage. Suitable for users who frequently move their devices, ensuring a stable and reliable connection every time. Specifications: Component: Copper Finish: Gold Plated Connections: Soldered Quantity: 2 Pcs/1 Set Package Includes: 2x Female Phono Jacks note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.