7 Band Vehicle Audio Equalizer with 3.5mm Aux Port and Rotary Knob for Custom Sound Tuning Features： 1、This advanced equalizer will provide 7 band of equalization and sound customization 2、It features a dedicated subwoofer level output for enhanced subwoofer control 3、You will enjoy superior control over the audio spectrum with frequency adjustments in the 50 Hz to 16 kHz range over seven bands 4、This equalizer gives you the power to get the most of your sound system, and the ability to contour the sound output to your musical taste 5、Comes with brackets for mounting underneath a dash, in a console, or anywhere else that it fits Specification： Description:  Features: This advanced equalizer will provide 7 band of equalization and sound customization.  It features a dedicated subwoofer level output for enhanced subwoofer control. You will enjoy superior control over the audio spectrum with frequency adjustments in the 50 Hz to 16 kHz range over seven bands. This equalizer gives you the power to get the most of your sound system, and the ability to contour the sound output to your musical taste. On the back, there is an auxiliary input for playing an additional audio source. Comes with brackets for mounting underneath a dash, in a console, or anywhere else that it fits. Specifications: Condition: 100% brand new Material: Plastic, Metal, Electronic Components  Color: Black Power Source: 10-14.4V DC Input Current: 0.5Amp MAX Output Level: +16dBu Distortion: 0.01% THD at 1V Output Frequency Response: 10Hz-30KHz±30dB S/N: >90dB Sparation: >60dB Adjust: +12dB Size: 180 * 120 * 30mm / 7.0 * 4.7 * 1.2in Package Weight: Approx.829g   Package List: 1 * Audio Equalizer  2 * Mounting Brackets 1 * User Manual Package List：