A. This is a power cord terminal specifically designed for car audio systems. It is made of pure copper, which is sturdy and durable, and has good electrical conductivity. It can effectively ensure the stable transmission of current and provide stable power support for car audio, enabling the audio to deliver better sound quality. B. It features an O-shaped round hole terminal head design, also known as a copper lug. This unique design not only facilitates wiring operations but also ensures a closer and more stable connection with other devices, reducing the risk of poor contact. In addition, the terminal is thickened to further enhance its durability and safety. It can withstand a certain amount of external pulling force without being easily damaged, providing a reliable connection guarantee for your car audio system. C. This product is suitable for a variety of different car audio systems. No matter what specifications of audio equipment you have, you can find a suitable specification, such as 20A, 30A, 40A, 50A, 60A, 80A, 100A, 150A, 200A, 300A, etc., which can meet different usage needs. D. This product is widely sold in regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East, and its quality has been recognized by many consumers. At the same time, it has an authorized self-owned brand, and its quality is trustworthy.