The Sound Storm S4EQ 4-band pre-amp car equalizer boasts a range of impressive features. Firstly, it is equipped with dual-color illumination, providing a visually appealing and customizable display. The equalizer offers a variable subwoofer filter, allowing users to tailor the low-frequency response to their preferences. Additionally, it features a subwoofer level control and a master volume control, giving users full control over the audio output.

The S4EQ also includes a switchable phase selector, enabling users to optimize the phase of the subwoofer signal for their specific setup. Furthermore, it provides a fader control and an input selector, allowing for seamless integration with various audio sources. The equalizer features two source inputs, ensuring versatility in connectivity.

One of the standout features of the S4EQ is its gold-plated front, rear, and subwoofer outputs, ensuring superior signal transmission and minimizing interference. The pre-amp output delivers a robust 7 V, providing ample power for external amplifiers or other audio components.

The EQ section of the S4EQ is particularly noteworthy, with four distinct frequency bands centered at 40 Hz, 150 Hz, 1 kHz, and 20 kHz. Each of these bands can be boosted or cut by up to 18 dB, allowing users to fine-tune the audio output to their precise needs.

In terms of physical dimensions, the S4EQ measures 4-1/4" (L) x 6-13/16" (W) x 1-1/8" (H), making it a compact and versatile solution for in-car audio systems.

Lastly, the Sound Storm S4EQ comes with a 1-year platinum online dealer warranty, provided the purchase is made through Amazon.com. This warranty demonstrates the manufacturer's confidence in the quality and reliability of their product.

Overall, the Sound Storm S4EQ 4-band pre-amp car equalizer is a feature-rich and well-designed audio component that offers a comprehensive range of controls and customization options, ensuring an exceptional listening experience for car audio enthusiasts.

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