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Screenshots

  • AX-DSP-XL screenshot 1
  • AX-DSP-XL screenshot 2
  • AX-DSP-XL screenshot 3
  • AX-DSP-XL screenshot 4
  • AX-DSP-XL screenshot 5
  • AX-DSP-XL screenshot 6
  • AX-DSP-XL screenshot 7
  • AX-DSP-XL screenshot 8

About AX-DSP-XL

Axxess, a leader in vehicle interfacing, has once again set the industry standard by developing a cost effective option for customers desiring to improve vehicle sound quality with a Digital Signal Processor. The AX-DSP-X and AX-DSP-LITE present all-in-one solutions for a variety of car audio system setups, from fixed level output (digital) to analog OE systems, and even adding a subwoofer to an OE system. Our before the amp solution is designed to allow the installers the option to remove the factory amplifier or to add a subwoofer all while maintaining the OE features and controls of the radio. Whether you have a Digital or Analog factory amplifier system, the AX-DSP-X and AX-DSP-LITE have you covered.

The AX-DSP-XL App allows you to quickly and easily configure all of the parameters of your DSP via the Bluetooth interface on your phone or tablet. Its intuitive interface provides controls for:
- Vehicle Type selection
- Chime Volume control
- Clipping Detection control (AX-DSP-X only)
- Amp Turn On selection; signal sense or ignition (AX-DSP-X only)
- Read, Write, and Store your information for future recall
- Password protected
- Each of the 10 output channels feature (5 channels on the AX-DSP-LITE):
- Output Channel Assignment
- Independent three-way crossover
- Invert and muting
- Independent gain adjustment; +/- 10dB
- Independent delay up to 10ms
- Independent 31 band Graphic Equalizers (15 band on the AX-DSP-LITE)
- Independent Parametric Equalizers with 5 filters per channel
- Group Assignment to allow master channel to control slave EQ's

This App is compatible with AX-DSP-X, AX-DSP-L, AX-DSP-E & AX-DSP-M only. For AX-DSP use our AX-DSP App.

What’s new

Version 7_1 · Updated October 9, 2026

Added Tick Tone Volume control for GM vechicles.

User reviews

Soccer World
Soccer World
Works well
A Google user
A Google user
App worked perfectly on my Galaxy Tab. I'm gonna try it out on my Pixel 4 XL. Great layout, easy control and the DSP was easy to install.
glenn harrison
glenn harrison
Thrilling as if I was really in Vegas!

Alternatives to AX-DSP-XL

Looking for apps like AX-DSP-XL? Here are 3 similar Android apps on Google Play. The highest rated is Axxess Bluetooth® Interface (3.3/5), and all 3 are free to download.

AX-DSP-XL vs. alternatives
App Rating Price Installs Last updated Compare
AX-DSP-XL 3.1 / 5 Free 5,000+ Oct 9, 2026
AX-Custom-BT – Free 1,000+ – Compare
Axxess Bluetooth Controller 2.9 / 5 Free 1,000+ Sep 16, 2014 Compare
Axxess Bluetooth® Interface 3.3 / 5 Free 1,000+ Jun 20, 2019 Compare

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