# GPSP-M8

> GPSP-M8 (iPhone/iPad app by 杏生 卢.)

- Source: https://appshunter.io/ios/app/gpsp-m8/id1567786654 (this page in markdown: same URL + `.md`)
- Developer: [杏生 卢](https://appshunter.io/developer/1094592555)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 9.0 · 60 MB
- Languages: English, Chinese, Chinese
- Released: 2021-08-24
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/gpsp-m8/id1567786654/reviews.md

## What is GPSP?

After connecting App to Car Amplifier with Integrated DSP,  EQ, BASS, TIME ALIGNMENT, PHASE, MUTE, FILTER , SAVE SOUND SETTING TO PHONE, SAVE SOUND SETTING TO AMPLIFIER, LOAD SOUND SETTING FROM PHONE, RCA OUTPUT etc could be controlled through this App.

How to use:
1.Install App and turn on power of car
2. Turn on Bluetooth on your iPhone
3,Open App and wait for around 5 seconds, then click “Connect” icon in left corner of bottom. Amplifier will be connected to App automatically.
4.DIY you preferred sound and then click “Save to AMP” icon to save. Or click “ Save to Phone” to save.  

Note：
1.Do not exit app during saving and do not turn off power supply, program may be shut down caused by this.


## Version history (last 5 releases)

### 1.1.1 — 2023-08-28

-Compatible with iPhone14.

### 1.1.0 — 2023-06-09

- Fixed an issue that would cause the output volume to be incorrect when conflating.
- Fixed incorrect volume values when reading files.

### 1.0.9 — 2023-04-22

-修复输入EQ的音量不正确问题。

### 1.0.8 — 2022-04-17

-调整部分界面操作逻辑，使其更加方便输入。

### 1.0.7 — 2022-03-18

-调整音量微调，由原来的步进1改为步进0.5。

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## More apps by 杏生 卢

- [车乐享DT](https://appshunter.io/ios/app/dt/id1094592556)
- [GPAUDIO](https://appshunter.io/ios/app/gpaudio/id1104775835)
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- [A500DSP](https://appshunter.io/ios/app/a500dsp/id1142427539)
- [MDA-DSP](https://appshunter.io/ios/app/mda-dsp/id1157857067)

All apps by 杏生 卢: https://appshunter.io/developer/1094592555

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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 2026-05-17.*