A. This is a branch product specifically designed for the modification of car audio amplifiers. It includes a ground box, a junction box, a hub, and a splitter, with fuse configurations such as one-to-two, one-to-three, and one-to-five. B. Its design is very practical and user-friendly. It is compatible with all common car models. No matter what kind of car you drive, you can easily use this branch product without worrying about compatibility issues. For car audio amplifier modification enthusiasts, it can meet different branching needs and help you complete the modification work more efficiently. Through it, you can reasonably distribute the circuits, make the connection of the audio system more orderly, and effectively improve the performance of the audio amplifier, providing you with a better in-car music experience. C. This product has an authorized self-owned brand, ensuring its quality. It is widely popular and recognized in regions such as South America, Southeast Asia, North America, Northeast Asia, and the Middle East. There are various specifications available, such as DB88, DB90, DB95, and DB96. You can choose the most suitable one according to your actual needs. D. Let it be a reliable helper for your car audio amplifier modification and add more musical charm to your car.