1、High Quality Material: Car amplifier is made of high quality metal material, rustproof, high temperature resistant, sturdy and durable. 2、High Efficiency: Professional manufacturing, ensures high efficiency with big power and a small footprint. 3、Function: Car power amplifier provides good heat dissipation to keep your car audio sounding smoothness, maintaining the high sound quality. 4、Original Standard: According to original standard, universal for car audio system, stable performance and high reliability. 5、Easy Installation: Easy to install, direct replacement for the old or damaged one, convenient for using. Item Type: Car Power Amplifier Material: Metal4 ohms (< 1% distortion): 600W 2 ohm (< 1% distortion): 900W 1 ohm (< 1% distortion): 1500W Input Level: 0.2-5V Frequency Response: 10HZ-180Hz THD: < 0.2% SNR: >70dB Low Pass Filter: 40HZ-180Hz Subacoustic Filter: 0FF-50Hz Bass Enhancement Frequency: 30Hz-80H Bass Enhancement: 0DB-12dB Current Consumption: 160A Minimum Load: 10HM Efficiency: > 85% Overheat Protection Temperature: 80℃/176°F Fitment: Universal 1 x Car Power Amplifier 1 x User Manual