An amplifier shouldn’t take up too much space, especially in your car. The GM-D1004 is a compact amplifier that can easily be installed behind the dashboard of your car – cables are included! Power can be taken from the console panel thanks to its protection control system, which suppresses excess current during large output. Additionally, it prevents extreme overheating of parts and maintains stable operations. Speaker Line Input Sensor Connect your existing OEM unit without the hassle of add-on adapters. 4-Channel Combine impressive power with big sound for a loud, clear and distortion-free music experience. Class-D Amplifier Enjoy first class sound and powerful volume on a versatile system at half the size of other units.