This is for the unit only. There are no cables, wires or adapters. It is just the amplifier unit itself The Pioneer GM-D1004 is a 4-channel amplifier designed specifically for powering door and deck speakers in a car audio setup. Created by the reputable brand Pioneer in China, this amplifier provides clear and robust sound for enhancing your in-car audio experience. With its 4 channels, this amplifier allows you to power multiple speakers simultaneously, delivering powerful and high-quality sound output for your enjoyment while on the road.
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