# PZ-C7

> Non-destructive car audio DSP amplifier with plug & play installation and smartphone tuning. (iPhone/iPad app by huizhou shangshui technology co.,ltd.)

- Source: https://appshunter.io/ios/app/pz-c7/id6630366976 (this page in markdown: same URL + `.md`)
- Developer: [huizhou shangshui technology co.,ltd](https://appshunter.io/developer/1762340195)
- Category: Utilities
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.0 · 2 MB
- Languages: American English
- Released: 2024-08-27
- Data updated: 2026-07-28
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/pz-c7/id6630366976/reviews.md

## What is PZ?

This product is non-destructive audio car DSP Amplifier it support plug & play installation
Buit in quad-care 32-bit DSP processing Chip,nanosecond processing speed;DRC dynamic music processing;using DSP computer tuning technology.Lossless installation,easy tuning,take up a small space.

15-band EQ floating-piont high-precision tuning system.
high and low pass filter
Adjustable sound field delay to achieve spatial editing.
Gain control,phase control
Harmonic function.
Limiting function.
Built-in Bluetooth,support mobile phone to play lossless music.
6 storage modes.
You can use Time-Delay by smart phone.

## Key features

- Plug & play installation
- Quad-core 32-bit DSP processing
- Lossless audio playback
- 15-band EQ tuning
- Adjustable sound field delay
- Built-in Bluetooth for music streaming
- Smartphone control

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/pz-c7/id6630366976/reviews.md

### 5/5 — PZ-C7

*2025-02-25*

Useful app,easy sound tuning

## Frequently asked questions about PZ

### What is PZ-C7?

PZ-C7 is a non-destructive audio car DSP amplifier that supports plug & play installation. It allows users to tune their car's audio system using a smartphone.

### Does PZ-C7 support lossless music playback?

Yes, PZ-C7 has built-in Bluetooth and supports mobile phone playback of lossless music.

### What kind of tuning features does PZ-C7 offer?

PZ-C7 offers a 15-band EQ floating-point tuning system, high and low pass filters, adjustable sound field delay, gain control, phase control, harmonic function, and limiting function.

### Is PZ-C7 easy to install?

Yes, PZ-C7 is designed for plug & play installation, making it easy to set up without permanent modifications to your car's audio system.

### Can I control PZ-C7 with my smartphone?

Yes, you can use your smartphone to control PZ-C7, including adjusting the time-delay settings.

### What devices is PZ-C7 compatible with?

Based on the data, PZ-C7 is supported on iPhone and iPod devices.

### How often is PZ-C7 updated?

PZ-C7 was last updated on August 27, 2024, with version 1.0.0. Further update frequency is not specified.

### Does PZ-C7 have ads?

No, the application data indicates that PZ-C7 does not contain advertisements.

## Version history (last 3 releases)

### 1.0.2 — 2026-07-23

Fix known issues.

### 1.0.1 — 2026-06-04

Fix known issues.

### 1.0.0 — 2024-08-27

No release notes.

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## More apps by huizhou shangshui technology co.,ltd

- [PZ-X4800S](https://appshunter.io/ios/app/pz-x4800s/id6736720956)
- [PZ-X6800S](https://appshunter.io/ios/app/pz-x6800s/id6736721118)
- [PZ-C31](https://appshunter.io/ios/app/pz-c31/id6736722246)
- [PZ-C31S](https://appshunter.io/ios/app/pz-c31s/id6741699898)
- [PZ-D8](https://appshunter.io/ios/app/pz-d8/id6743641211)

All apps by huizhou shangshui technology co.,ltd: https://appshunter.io/developer/1762340195

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-28.*