This car audio power splitter is great for those looking to upgrade their vehicle's audio system. Its efficient design allows for distribution, ensuring your audio components receive the power they need. The great construction and included wrench set make it a practical and reliable choice for any car audio setup. Features -Color:Multi -Material:ABS, PC -Size:3.90X3.70X2.90cm/1.53X1.45X1.14in -Note: 4GA to 8GA -Simultaneous device connection: the unique design allows for the connection of two audio devices, improving your car's audio experience -Optimized for car audio: supports 4GA input and 8GA output, making it ideal for car audio system upgrades and modifications -Userfriendly installation: includes a wrench set for easy and quick installation, ensuring a easy setup process -Built to last: constructed with great materials, this power splitter offers durability and reliable performance over time -Universal compatibility: easy to use and suitable for various car brands and models, making it a versatile choice for any vehicle Package list: 1 1 x distribution block 2 x self-tapping screw 2 x wrench 2 x small screw (spare) 1 x big screw (spare)