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PRV AUDIO Car Audio DSP 2.8X Digital Crossover and Equalizer 8 Channel Full Digital Signal Audio Processor DSP with Sequencer Remote Relay

4.5 out of 5 stars 450 ratings

To see product details, add this item to your cart. You can always remove it later.
Eligible for Return, Refund or Replacement within 30 days of receipt
This item can be returned in its original condition for a full refund or replacement within 30 days of receipt.

Purchase options and add-ons

  • INTUITIVE INTERFACE CAR AUDIO DSP PROCESSOR: Through an LCD display (16x2 Characters) and intuitive interface, it allows real-time audio adjustments
  • PRV DSP HANDLES IT ALL: The PRV DSP 2.8x processor features 2 audio inputs (A and B) and 8 channel crossover independent outputs and allows you to choose the audio source (A, B or A + B) for each output
  • INTEGRATED EQUALIZATION SYSTEM: With 15 band graphic car audio equalizer amplifier, manual tuning, or through 12 presets (Flat, Loudness, Bass Boost, Mid Bass, Treble Boost, Powerful, Electronic, Rock, Hip Hop, Pop, Vocal and Pancadão)
  • DIGITAL CROSSOVER: For professional equalization adjustments, it has 1 INPUT and 1 OUTPUT Parametric Equalizer with gain control, specific frequency setting, and equalizer bandwidth, allowing fine adjustments and detailed equalization control
  • SEQUENCER FEATURE: The PRV DSP audio processor allows sequential triggering of other products through the remote trigger connection (REM). Ecualizador de sonido para carro o ecualizador car audio

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This item: PRV AUDIO Car Audio DSP 2.8X Digital Crossover and Equalizer 8 Channel Full Digital Signal Audio Processor DSP with Sequencer Remote Relay
$146.87
FREE Delivery
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Sold by PRV Audio Group and ships from 鶹 Fulfillment.
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$19.99
Get it by Monday, Jun 23
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Product information

Technical Details

Product Dimensions ‎3.68 x 19.99 x 10.08 cm; 453.59 g
Item model number ‎DSP2.8 X
Display Type ‎LCD
Manufacturer ‎PRV AUDIO
ASIN ‎B07SG6ZQ5W

Additional Information

Customer Reviews
4.5 out of 5 stars 450 ratings

4.5 out of 5 stars
鶹 Rank
Date First Available Nov. 25 2019

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PRV AUDIO Car Audio DSP 2.8X Digital Crossover and Equalizer 8 Channel Full Digital Signal Audio Processor DSP with Sequencer Remote Relay


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Product details

  • Product Dimensions ‏ : ‎ 3.68 x 19.99 x 10.08 cm; 453.59 g
  • Manufacturer ‏ : ‎ PRV AUDIO
  • ASIN ‏ : ‎ B07SG6ZQ5W
  • Item model number ‏ : ‎ DSP2.8 X
  • Customer Reviews:
    4.5 out of 5 stars 450 ratings

Product Description

PRV AUDIO DSP2.8X 8 way electronic crossover 2 channel inputs

DSP 2.8X – Digital Audio Processor, Crossover & Equalizer – 2 Inputs & 8 Outputs

Bringing innovation and technology to the Automotive Sound market, PRV Audio launches the DSP2.8X Digital Signal Processor, capable of making various Real-time signal adjustments, from crossover filters, graphic and parametric equalization, alignment, phase inversion, limiter, audio generator, among others. Enhancing Your Audio System!

Highlights:

  • Number of processors (DSPs): 1
  • Input Channels: 2
  • Output Channels: 8
  • Display: LCD16x2 Characters
  • Built-In Remote Out ( Sequencer )

PRV AUDIO DSP 2.8x crossover equalizer

Through an LCD display and intuitive interface, it allows real-time audio adjustments. The DSP 2.8X features 2 audio inputs (A and B) and 8 independent outputs and allows you to choose the audio source (A, B or A + B) for each output. It has an integrated equalization system, with 15-band graphic equalizer, manual tuning, or through 12 presets (Flat, Loudness, Bass Boost, Mid Bass, Treble Boost, Powerful, Electronic, Rock, Hip Hop, Pop, Vocal and Pancadão).

PRV AUDIO DSP 2.8X CROSSOVER EQUALIZER FRONT VIEW

For professional equalization adjustments, it has 1 INPUT Parametric Equalizer and 1 OUTPUT Parametric Equalizer with gain control, specific frequency setting, and equalizer bandwidth, allowing fine adjustments and detailed equalization control. The Crossover function allows you to precisely define the cut frequencies, attenuation rates, and topology of the LowPass and HighPass filters with Butterworth and Linkwitz-Riley filters (12/18/24/36/48 dB / 8ª).

PRV AUDIO DSP 2.8X CROSSOVER EQUALIZER TERMIAL VIEWS

To aid in the protection of amplifiers and loudspeakers, the DSP 2.8X features a Limiter with Dynamic Attack-Release system that dynamically controls the Attack and Release parameters in real-time, providing security and sound fidelity.

PRV AUDIO DSP 2.8 X CROSSOVER EQUALIZER SCEW VIEWS

In the audio treatment, it also has Alignment capabilities through High Accuracy Delay, Phase Inversion, Independent Gain by Output and Master Level. For accurate measurements and adjustments, the DSP 2.8X features an integrated Audio Generator with tone generation and frequency sweep, and Pink Noise. Configuration Copy functions between output channels. It also has the functions of Management, Save and Load Settings in memory, Security Password that blocks the editing of the parameters, Marquee / Text Display, and Language Selection.

PRV AUDIO DSP 2.8X electronic crossover features with sequencer

Sequencer Feature

Allows sequential triggering of other products through the remote trigger connection (REM). Use a cable of at least 20 AWG. The sequencer has three outputs (S1, S2, and S3) which are sequentially activated and deactivated according to the input signal from the remote input (REM IN).

The triggering interval between each output can be set from 0s to 4s. When the set time is 0s, all three outputs will be enabled and disabled at the same time after 3s of the input remote (REM IN) signal change.

DSP 2.8X – Digital Audio Processor, Crossover & Equalizer – 2 Inputs & 8 Outputs

Number of processors (DSPs) 1
Input Channels 2
Output Channels 8
Output Gain YES
Master Level 0 ~ 100%
Graphic Equalizer 15 Band
Graphic Equalizer Presets 12
Parametric Equalizer Input 1
Parametric Equalizer Output 8 / 1 per Channel
Routing A,B / A+B
Crossover Butterworth (dB/8ª) 12/18/24/36/48
Cross. Linkwitz-Riley (dB/8ª) 12/18/24/36/48
Limiter YES
Automatic Attack/Release YES
Delay 0 to 8 ms (275 cm)
Frequency Generator 10Hz – 22kHz, Level -60 at 0dB
Frequency Scan 10Hz – 22kHz / Level -60 at 0dB / Control of speed
Display LCD16x2 Characters
Screen Saver Text
Security Password YES
Frequency Response(+/-3dB) 10Hz @ 22.5kHz @ -1dB
Latency 1.08ms
Signal to Noise >90dB
THD <0,01%
Channel Separation > 80 dB
Maximum Input Voltage 5,6 Vpp (+8,2 dBu)
Maximum Output Voltage 5,6 Vpp (+8,2 dBu)
Supply Voltage 10V to 15V DC
Dimensions (HxWxL) 1.45″ x 7.87″ x 3.97″
Weight 1 Lbs
EX3.5 STEREO
EX4.6 PRO
DSP 2.4X
DSP 2.8X
Customer Reviews
4.5 out of 5 stars 90
4.5 out of 5 stars 288
4.6 out of 5 stars 290
4.5 out of 5 stars 450
Application 3-Way Electronic Crossover 4-Way Electronic Crossover Digital Signal Processor Digital Signal Processor
Input Channels 2 3 2 2
Output Channels 3 4 4 8
Built-In Remote Out no data no data

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Price$146.87$93.45-13%$121.11
Was:$138.70
-29%$69.99
List:$99.00
$94.89$226.00
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Customer reviews

4.5 out of 5 stars
450 global ratings

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Share your thoughts with other customers
Game changer!!!
5 out of 5 stars
Game changer!!!
This makes a huge difference in clarity with all my speakers in my truck. The delay setup for driver listening is amazing, I’ve never heard music like that ever in my life! And I swear I am not getting anything out of this review as it sounds to good to be true… well I believe so!
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Top reviews from Canada

  • Reviewed in Canada on September 20, 2024
    Verified Purchase
    This makes a huge difference in clarity with all my speakers in my truck. The delay setup for driver listening is amazing, I’ve never heard music like that ever in my life! And I swear I am not getting anything out of this review as it sounds to good to be true… well I believe so!
    Customer image
    5.0 out of 5 stars
    Game changer!!!

    Reviewed in Canada on September 20, 2024
    This makes a huge difference in clarity with all my speakers in my truck. The delay setup for driver listening is amazing, I’ve never heard music like that ever in my life! And I swear I am not getting anything out of this review as it sounds to good to be true… well I believe so!
    Images in this review
    Customer image
  • Reviewed in Canada on September 10, 2024
    Verified Purchase
    I used this is a home audio setup with a clean 12V source and it is perfect for what I wanted. I have crossed over, tweeters, mids, mid-bass, and subs at levels and contours that are now almost seamless. Channel separation and imaging now are spot on.
    Customer image
    5.0 out of 5 stars
    Great crossover!!!

    Reviewed in Canada on September 10, 2024
    I used this is a home audio setup with a clean 12V source and it is perfect for what I wanted. I have crossed over, tweeters, mids, mid-bass, and subs at levels and contours that are now almost seamless. Channel separation and imaging now are spot on.
    Images in this review
    Customer image
  • Reviewed in Canada on September 7, 2023
    Verified Purchase
    Amazing.
  • Reviewed in Canada on August 16, 2023
    Verified Purchase
    This PRV DSP compared to others I’ve used for example the Taramps is by far the more clearer sounding audio quality. Had it in for about a week or so before the DSP stopped turning on. Put my old taramps back in for the time being which everything works so I know I need to return this PRV one.
    Customer image
    4.0 out of 5 stars
    Great Audio Quality

    Reviewed in Canada on August 16, 2023
    This PRV DSP compared to others I’ve used for example the Taramps is by far the more clearer sounding audio quality. Had it in for about a week or so before the DSP stopped turning on. Put my old taramps back in for the time being which everything works so I know I need to return this PRV one.
    Images in this review
    Customer image
    One person found this helpful
    Report

Top reviews from other countries

Translate all reviews to English
  • Muy buen producto cumple con todas sus funciones
    5.0 out of 5 stars Proceso prv
    Reviewed in Mexico on September 25, 2024
    Verified Purchase
    Cumple su función
    Report
  • Dwayne
    5.0 out of 5 stars Good product
    Reviewed in the United States on May 22, 2025
    Verified Purchase
    Great price good product
  • Kevin w.
    5.0 out of 5 stars Patience required
    Reviewed in the United States on March 3, 2024
    Verified Purchase
    So I've been on the fence about one of these for a little while now. I wanted to do something with my system, but not anymore equipment upgrades. So I decided to make this purchase. I didn't want to spend six or $700 on a helix so I went with this. It doesn't have all the bells and whistles, but perfect for what I was looking for. At first I wasn't a full believer. Just couldn't seem to get the sub to sound much better than it did before. Well, after some patience and some tweaking, you can believe I'm a full believer now! WOW! It seems to me, and I know this doesn't really make much sense, but it almost seems like this needs some breaking in. It just seems to sound better all the time. I'm doing everything by myself and by ear. I'm not investing in mics and all that other stuff, just not that important to me. Been playing around with the time alignment and oh my God it sounds incredible. Still obviously in the tuning mode but this is proving to be very well worth the money paid. I'm running one Alpine dual voice coil sub at 1 ohm and I cannot believe I'm getting this sound out of one 12" sub. Any problems I'll be back with an update. Oh, and also, no engine noise.

    Update: 10 months later no probs. Upgraded some equipment and moved this to my glove box. Gets a bit warm in hot weather but no heat issues with unit. I just open the glove box for air circulation. I think I would like something better, but this works and I don't wanna spend so much time learning another one. It's $30 less than when I bought it so I highly recommend this if you're looking for something basic, effective, and affordable.
    Customer image
    Kevin w.
    5.0 out of 5 stars
    Patience required

    Reviewed in the United States on March 3, 2024
    So I've been on the fence about one of these for a little while now. I wanted to do something with my system, but not anymore equipment upgrades. So I decided to make this purchase. I didn't want to spend six or $700 on a helix so I went with this. It doesn't have all the bells and whistles, but perfect for what I was looking for. At first I wasn't a full believer. Just couldn't seem to get the sub to sound much better than it did before. Well, after some patience and some tweaking, you can believe I'm a full believer now! WOW! It seems to me, and I know this doesn't really make much sense, but it almost seems like this needs some breaking in. It just seems to sound better all the time. I'm doing everything by myself and by ear. I'm not investing in mics and all that other stuff, just not that important to me. Been playing around with the time alignment and oh my God it sounds incredible. Still obviously in the tuning mode but this is proving to be very well worth the money paid. I'm running one Alpine dual voice coil sub at 1 ohm and I cannot believe I'm getting this sound out of one 12" sub. Any problems I'll be back with an update. Oh, and also, no engine noise.

    Update: 10 months later no probs. Upgraded some equipment and moved this to my glove box. Gets a bit warm in hot weather but no heat issues with unit. I just open the glove box for air circulation. I think I would like something better, but this works and I don't wanna spend so much time learning another one. It's $30 less than when I bought it so I highly recommend this if you're looking for something basic, effective, and affordable.
    Images in this review
    Customer image
  • 鶹 Customer
    5.0 out of 5 stars Good dsp
    Reviewed in the United States on April 10, 2025
    Verified Purchase
    This dsp has lots of tuning options. You wont be disappointed
  • Ks. Shopper
    5.0 out of 5 stars Has many features
    Reviewed in the United States on March 21, 2025
    Verified Purchase
    Works great with the Mono-block amp setup that I am working on. Using the DSP to split the frequencies between tweet, mid, and woofer.
    I have had no problems using this unit