This is a 2-channel car amplifier with a Mosfet power supply capable of delivering 1800W RMS power made by 5Core. This amp will deliver massive power to your car stereo so that your favorite tunes just hit differently! 
About Item 1800W Peak Power 2 channel car amplifiers for a powerful performance and dynamic sound reproduction. Full Range 20Hz to 20KHz frequency for accurate bass reproduction and natural crisp highs & trebles. EQ Control in the car amp lets you adjust bass, treble, and gain for a tailored listening experience. MOSFET power supply ensures reliable performance, and precise voltage regulation, and generates low heat. A dedicated Heat Sink keeps the amplifier cool keeps the component safe and offers reliable performance. Car Amplifier Specification: Color: Black Channel: 2 PMPO: 1800W(900x2) RMS Power: 90Wx2 Heat Sink 360*240*50mm Power Amplifiers: MOSFET EQ Control: Gain, Bass & Treble Frequency Response: 20Hz~20 KHz Package Information: 1x Car Amplifier