? Application ? - The 0/2/4 gauge in, 4/8/10 gauge out distribution block is suitable for the audio systems of automotive, car, truck, marine, boat, etc. ? Easy to Use ? - The car audio distribution block is simple build and easy to use, requires no wiring lugs when install. ? Cover ? - The power distribution block car audio will come with a cover, which can shelter the exposed contact, prevent dust and accidental contact after installing. ? Specification ? - The amp distribution block includes: 1 x Input hole (0/2/4 Gauge In), 2 x Output hole (4/8/10 Gauge Out). ? Product ? - Car audio power distribution block splitter, two way ground distribution block.