Item Type: 7 Band Car Audio Equalizer <br>Material: Iron Box <br>Model: K 771 <br>Color: Black <br>Power Supply: 11-15V DC, Negative Ground <br>Maximum Output Voltage: 11V RMS <br>Pre Graphic Frequency: 50Hz, 125Hz, 315Hz, 750Hz, 2.2KHz, 6KHz, 12KHz <br>Equalization Range: -18dB To +18dB <br>Subwoofer Frequency: 35-250Hz <br>Input Impedance: 10KΩ <br>SIN Ratio: 90dB <br>T.H.D: 0.05% <br>Channel Separation: 70dB <br>Frequency Response: 15Hz-30KHz (-3dB) <br>Applications: For Boat RV RTV Motorcycle Car Stereo Control1、7 Equalization Bands: 50Hz, 125Hz, 315Hz, 750Hz, 2.2KHz, 6KHz, 12KHz, adjustable between ?18dB to +18dB The subwoofer frequency is adjustable between 35Hz and 250Hz. <br>2、Stereo Outputs: With 6 channel front, rear and subwoofer auxiliary stereo outputs, you can enhance your sound experience in the car. This ensures that your amplifier and speakers receive a powerful and clear signal. <br>3、CD and AUX Inputs: Allows CD and AUX (2 channel) input with gain knob to adjust auxiliary volume, and CD and AUX input buttons for flexible switching to another mode input. <br>4、Flexible Controls: Subwoofer volume control, subwoofer frequency control, fader control, various controls. The car equalizer is powered by a DC 11?15V power supply. <br>5、High Performance: Multifunction, sturdy metal chassis and quality knobs are available for all controls.<p>1 x Equalizer</p><p>2 x Bracket</p><p>4 x Screws</p><p>1 x User Manual&nbsp;<br></p>