Gravity

Gravity GR-EQ19 Car Audio Equalizer 9 Band EQ

4.5 (173 reviews)

Sculpt Your Sound with Precision The Gravity EQ19 is a versatile 1/2 DIN car audio equalizer designed to optimize your listening experience on the road. Featuring 9 equalization bands, front/rear/sub outputs, and a built-in bass processor, this unit allows you to fine-tune your audio to perfectio...

$56.99*
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

Sculpt Your Sound with Precision

The Gravity EQ19 is a versatile 1/2 DIN car audio equalizer designed to optimize your listening experience on the road. Featuring 9 equalization bands, front/rear/sub outputs, and a built-in bass processor, this unit allows you to fine-tune your audio to perfection. With adjustable input sensitivity and master volume control, the EQ19 delivers powerful and precise sound shaping for any car audio system.

Specifications:

  • Equalization Bands: 9 (50Hz, 120Hz, 250Hz, 500Hz, 1kHz, 2kHz, 4kHz, 8kHz, 16kHz)
  • Output: Front, Rear, Subwoofer
  • Max Output Voltage: 9V RMS
  • Subwoofer Frequency: 10Hz - 300Hz
  • Input Impedance: 10K Ohms
  • S/N Ratio: 90 dB
  • THD: 0.05%
  • Frequency Response: 10Hz - 50kHz (-3dB)
  • Power Supply: 11-15V DC NEG. Ground
  • Dimensions: 4 x 7 x 10 inches

Key Features

9 equalization bands (50Hz, 120Hz, 250Hz, 500Hz, 1kHz, 2kHz, 4kHz, 8kHz, 16kHz)

Active gain Pre-amp with adjustable input sensitivity

Master volume control with up to 9 volts RMS of output

Master volume control with up to 9 volts RMS of output

Master volume control with up to 9 volts RMS of output

Specifications

Type
Car Audio Equalizer
Bands
9 equalization bands
Frequencies
50Hz, 120Hz, 250Hz, 500Hz, 1kHz, 2kHz, 4kHz, 8kHz, 16kHz
Pre-amp
Active gain with adjustable input sensitivity
Output
Up to 9 volts RMS
Control
Master volume control

Pros & Cons

👍 Pros

  • Features 9 equalization bands, providing precise control over a wide range of audio frequencies for custom sound.
  • Equipped with an active gain pre-amp with adjustable input sensitivity, allowing for flexible signal matching.
  • Offers a master volume control with up to 9 volts RMS of output, ensuring strong signal delivery to amplifiers.
  • Allows fine-tuning of your car audio system to compensate for vehicle acoustics or speaker characteristics.
  • The nine distinct frequency bands enable detailed audio sculpting for a personalized listening experience.

👎 Cons

  • As an equalizer, it requires technical knowledge of audio frequencies and tuning to be effectively utilized.
  • The unit provides up to 9 volts RMS of output, which might be excessive for some aftermarket head units or amplifiers.
  • Installation will involve connecting multiple audio channels, which could be complex for amateur installers.
  • The specific frequency bands might not perfectly match every user's preferred sonic adjustments or music genre.
  • It primarily functions as a sound processor, so it does not offer source unit features like radio or media playback.

Frequently Asked Questions

The Gravity GR-EQ19 Car Audio Equalizer features 9 equalization bands, allowing for precise adjustment across various frequencies.
You can adjust the following frequencies: 50Hz, 120Hz, 250Hz, 500Hz, 1kHz, 2kHz, 4kHz, 8kHz, and 16kHz, providing comprehensive sound control.
Yes, it includes an active gain pre-amp with adjustable input sensitivity, which helps match the output level of your source unit to the equalizer.
The master volume control on this equalizer can provide up to 9 volts RMS of output, delivering a strong signal to your amplifiers.
Yes, a master volume control is integrated into the Gravity GR-EQ19, allowing for easy overall level adjustments.