VEVOR Monoblock Car Amplifier, 400W RMS MAX, 1/2/4 Ohm Stable, 1-Channel Class D Car Audio Amplifier with Remote Subwoofer Level Control, Low Pass Filter, Bass Boost & Phase Shift, Volume Controller Deep and Powerful Bass Customizable Features Convenient Control Easy Installation Vehicle Compatibility Complete Kit Remote Control Cable Length: 16.4 ft/5 m,Product Dimensions: 6.9 x 8.9 x 2.4 in/176 x 226 x 60 mm,Voltage Range: DC 9-16V,Signal-to-Noise Ratio (SNR): 75 dB (1W), 102 dB (Max),Rated Voltage: DC 12V,Amplifier Class: Class D,Peak Power: 800W (1 Ω),Item Model Number: CB-400D-C,Product Weight: 4.2 lbs/1.92 kg,RMS Power: 400W (1 Ω),Frequency Response: 15-250 Hz,Impedance: 1 Ω, 2 Ω, 4 Ω,Main Material: Aluminum Alloy