This junction box for car audio amplifier modification is an ideal choice that combines practicality with high quality. It is made of zinc alloy, which is sturdy and durable, providing reliable support for the stable operation of the car audio system. In terms of design, its dimensions are 70*50*30 (mm). It is compact and delicate, taking up little space, which facilitates installation and layout in the car. It has a wide range of uses. Specifically designed for vehicles, it is suitable for all car models. No matter what kind of car you drive, you can use it to optimize the car audio amplifier system. In terms of performance, it has a voltage range of 12 - 48 (V), a power of 10 (W), and a signal - to - noise ratio of 10 (dB), which can effectively improve the sound quality of the car audio and allow you to enjoy high - quality music during your journey. In addition, the product has an authorized self - owned brand, ensuring its quality. Its sales cover many regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East. It is highly trusted by users from all over the world and is an excellent choice for your car audio modification.