With four channelsSupports up to 400W power outputVehicle power amplifier housing adopts standard safety interface to eliminate inferior accessoriesUsing high power non-sense resistance, good stability, support high temperature workingThe design of aluminum alloy cooling holes for vehicle power amplifiers has contact with air and faster heat dissipationType: Class Channel: 4Voltage: DC 12V: 200mV-8VSensitivity: 90dBSignal-to-Noise Ratio(): 90dBTotal Harmonic Distortion: Less than 0.15%Frequency Response: 10Hz-30KHzColour:blackMaterial:MetalSize:39 x 23.5 x 6cmPackage Contents:1 x audio amplifierOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.