Skip to content
Free shipping with delivery in 2-4 days See details
Free shipping with delivery in 2-4 days See details

WANT TO BECOME A DEALER?

Country

Massive Audio EQ4 1/2 DIN In-Dash 4-Band Graphic Equalizer OPEN BOX

CASE QUANTITY: N/A

PACKAGE WEIGHT: 2.0 LB

SKU MA-EQ4-OPEN-8714
Save 50% Save 50%
Original price $56.23
Original price $56.23 - Original price $56.23
Original price $56.23
Current price $28.39
$28.39 - $28.39
Current price $28.39

Free Gifts when added to Cart

The more you spend, the greater selection of free gifts you'll have at your fingertips when selecting items in your shopping cart!

Earn [points_amount] when you buy this item.

Spend More, Save More

Big Jeff loves his customers!!!
  • Spend $250, Save 3% *Must purchase 2 items to qualify
  • Spend $500, Save 5% *Must purchase 3 items to qualify
  • Spend $1000, Save 7% *Must purchase 4 items to qualify

*Does not apply to: Sundown, XS power or Kicker products*

*Does not stack with other promotional sales*

  • Total Sound Control: Fine-tune your car audio like a pro with a 4-band graphic equalizer, allowing precise adjustment of bass, midrange, and treble frequencies for a customized listening experience.
  • Powerful Line Driver: Boost your signal up to 8 volts, ensuring your music remains clear and powerful even at high volumes, while minimizing interference and distortion.
  • Sleek Design: Its 1/2 DIN size fits seamlessly into your dashboard, blending style with functionality for a polished look that enhances your vehicle's interior.
  • Easy Integration: Compatible with most car audio systems, the EQ4 installs effortlessly, putting advanced audio control within reach without complicated setups.
  • Audiophile-grade Performance: Experience concert-quality sound on the road as the EQ4 elevates every note, delivering rich, dynamic audio that transforms your drive into an immersive sonic journey.


Massive Audio EQ4 1/2 DIN In-Dash 4-Band Graphic Equalizer OPEN BOX


**Please reference pictures


Original Box has some wear


In Working Condition


Small surface scratches and scuffs from previous installation, works as normal


scratches are on the sides


Open-box items are NOT subject to returns. They are sold "AS IS". All requests for returns will not be accepted.**



This Listing Includes:



  • (1) EQ4 1/2 DIN in-dash 4-band Graphic Equalizer


Description:


Revolutionize your car audio setup with the Massive Audio EQ4 1/2 DIN In-Dash 4-Band Graphic Equalizer boasting an 8V Line Driver. Immerse yourself in a world of sonic precision as you sculpt your sound to perfection. From punchy basslines that thump through your chest to crisp highs that sparkle like diamonds, this powerhouse equalizer puts the reins of audio mastery right in your hands. Its sleek design seamlessly integrates into your dashboard, while its robust performance ensures that every note, beat, and lyric is delivered with unparalleled clarity and depth. Elevate your driving experience to concert-level proportions with the Massive Audio EQ4 – where every journey becomes a symphony of sound.


Specifications:



  • 1/2 DIN

  • 4 Band Graphic Equalizer

  • 50Hz, 315Hz, 2.5KHz, 12KHz

  • Each Frequency Adjustable From -12dB to +12dB

  • * -15dB to +15dB for Subwoofer Frequencies

  • Subwoofer Output Fixed at 120Hz

  • 8 Volt Output Line Driver

  • Auxiliary inputs 3.5mm for MP3, DVD or Phone

  • Three Stereo RCA Outputs (Front/Rear/Subwoofer)

  • Adjustable Master Volume Level Control

  • Adjustable Active Gain Preamp

  • 30V Bi-Polar Switching Power Supply

  • Frequency Response 10Hz - 50KHz / 100dB S/N

  • 20dB Headroom

  • Adjustable Subwoofer Level Control

  • Input Impedance 20K Ohms

  • Stereo Separation 82dB / 1KHz

  • Operating Voltage 11V - 15V Negative Ground

  • ISO Mounting Holes / Removable Trim Ring

  • 2-Channel RCA Input with Adjustable Gain

  • Dimensions: 7"(W) " 1"(H) " 4 1/8"(D)

Accepted Payment Methods at Big Jeff Audio

At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:

Credit and Debit Cards

  • Visa
  • Mastercard
  • American Express
  • Discover
  • Diners Club

Digital Wallets

  • Amazon Pay
  • Apple Pay
  • Meta Pay (formerly Facebook Pay)
  • Google Pay
  • Shop Pay
  • PayPal

International Payment Methods

  • Bancontact
  • iDEAL

Bank Transfers

  • Zelle

Financing Options

We also offer financing options to make purchasing easier. Learn more about our financing options here.

  • Klarna
  • Affirm
  • Sezzle
  • Snap
  • Acima
  • Tiptop

If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.

Shipping Options and Delivery Time

Do You Offer Expedited Shipping?

Yes! At checkout, you can select from different shipping options:

  • Standard Shipping: Free for orders over $100.
  • Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.

How Long Does Delivery Take?

  • Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
  • Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.

What Happens If My Package Is Undeliverable?

If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.

Why Can’t I Track My Order?

If you're having trouble tracking your order:

  • Make sure you’ve received the shipping confirmation email with the tracking number.
  • Log into your account on our website and use the “Check Your Order Status” button.
  • If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare