1. This automotive audio amplifier retrofit distribution box is specifically designed for car audio modifications and is suitable for most vehicle models, offering relatively wide applicability. 2. It is made of nickel-plated zinc alloy. This material is not only sturdy and durable but also can effectively resist the erosion of the external environment, ensuring the stable performance of the distribution box during long-term use. 3. It has a unique design with various specifications such as one-to-two, one-to-three, and one-to-four, which can meet the diverse needs of different users. As a key component in automotive audio amplifier retrofits, it can reasonably distribute the ground wire and act like a hub to provide a stable negative connection for the car audio system. During the car audio modification process, using this distribution box can enhance the stability and sound quality of the entire audio system, giving you a better auditory experience. 4. It has good sales 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. Meanwhile, it has an authorized private brand, providing a certain guarantee for its quality.