12V Car Four-way Amplifie High Power Car Amplifie HiFi Audio Stereo Subwoofer 6800w

-High-precision metal casing, streamlined protection structure, improved work-discharge thermal conductivity and high-quality heat dissipation performance, enabling the power amplifier to work stably for a long time and at high power.-High-density pure copper three-color large circulation, smaller size, higher power, make more reasonable adjustments to the power demand of the power amplifier, to ensure safe, efficient, continuous and stable operation of the power amplifier.-With short circuit, overload, overheat protection.-Equipped with efficient heat dissipation all aluminum pits.