Useful
Great app
Free
About
This app allows for advanced, non-destructive audio modifications in cars using a 6-core DSP chip. It offers precise sound tuning, Bluetooth and USB music playback, and smartphone integration for personalized audio experiences.
✓6-core 32-bit DSP processing
✓DRC dynamic music processing
✓Bluetooth and USB music playback
✓Smartphone sound customization
✓31-band EQ tuning
✓Adjustable sound field delay
✓Lossless installation
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What's New in PZ
1.0.5
May 29, 2026
Fix known issues.
User reviews
Developer apps
FAQ
What is PZ-C31S used for?
PZ-C31S is used for non-destructive audio car modifications. It leverages a 6-core DSP chip for advanced sound tuning, offering features like DRC dynamic music processing and smartphone integration for personalized audio.
Does PZ-C31S support Bluetooth and USB playback?
Yes, PZ-C31S supports both Bluetooth playback and USB playback of lossless music. You can also play music directly from your smartphone within the sound tuning app.
What kind of sound tuning options does PZ-C31S offer?
PZ-C31S provides extensive tuning capabilities, including a 31-band floating-point EQ for precise frequency, gain, and Q value adjustments on each channel. It also features adjustable sound field delay for spatial editing.
Is PZ-C31S compatible with my car?
PZ-C31S supports wire harnesses for over 300 different cars, ensuring a lossless and easy installation. It is designed for iPhone and iPod devices.
What is the power output of PZ-C31S?
PZ-C31S has a maximum power output of 6x150W. It also features 4CH high-level/low-level input and 6CH high-level output, or 8CH RCA output.
How often is PZ-C31S updated?
The latest version of PZ-C31S is 1.0.4, which was last updated on May 19, 2026. This indicates a recent update, suggesting ongoing development and support.
What is the age rating for PZ-C31S?
PZ-C31S has an age rating of 4+, making it suitable for a wide range of users. This rating suggests no mature content is present within the application.
Does PZ-C31S have ads?
No, PZ-C31S does not contain advertisements. The app is free to download and use without any ad interruptions.
