A. This car audio power fuse holder features a unique and practical design. It offers various output specifications, including types such as one-to-two, one-to-three, and one-to-four, which can meet the diverse power consumption needs of different users. B. It adopts a compact design, which not only saves space but also facilitates installation and use in the car. It uses the charging type of an ordinary car charger and a wired charging method, and is perfectly compatible with the car power system, ensuring stable and efficient power transmission. C. Essentially, this fuse holder is a fuse box, equipped with fuses and circuit breakers inside, which can provide reliable circuit protection for devices such as car audio. When abnormal situations such as overload or short circuit occur in the circuit, it can quickly cut off the circuit to prevent the device from being damaged due to excessive current, thus ensuring the stable operation of the car audio. D. Whether you are listening to music during daily driving or enjoying the car audio, it is an indispensable helper.