Description: 5 Bands: The car audio equalizer has 5 equalization bands, intelligent noise reduction, accurately adjusted.6 Channel Outputs: This 5 band equalizer supports front left right channels, rear left right channels and 2 subwoofer output channels. 2 Channel Inputs: The car audio equalizer support CD and Aux inputs, with the gain knob to adjust the aux volume, providing better sound quality.Material: The equalizer adopts metal shelling, DC 12V powered, has high texture, is easy to operate, and has a long service life.Easy Installation: The audio equalizer is suitable for cars, boats, RVs and other stereo tone controls, easy to install. Built in DSP chip, reduces howling interference, prevents noise, and makes the sound effect clear. Specification: Material: MetalPower: 12V DCMaximum Output Voltage: 8V RMSLeveling Range: 12dB Size Chart: 18.5cmx10.2cmx3cm/7.28inchx4.02inchx1.18inch Package Includes: 1Car Audio Equalizer Note: Please allow slightly errors due to manual measurement and different monitors.