# C1-BT

> C1-BT (iPhone/iPad app by Jian Guo.)

- Source: https://appshunter.io/ios/app/c1-bt/id1388198814 (this page in markdown: same URL + `.md`)
- Developer: [Jian Guo](https://appshunter.io/developer/1262249633)
- Category: Utilities
- Price: $0.99
- Age rating: 4+
- Requires: iOS 9.0 · 3 MB
- Languages: English, Chinese
- Released: 2018-08-02
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/c1-bt/id1388198814/reviews.md

## What is C1?

一个便捷专业汽车DSP调音App，使用蓝牙4.0，蓝牙支持双模调音,支持7段EQ音效，6种内置音效模式，支持延时、静音、正反相设置，允许边用蓝牙播放音乐，边调试汽车DSP音效板，但是必须先连上DSP音效板，再用蓝牙播放音乐！


## Version history (last 4 releases)

### 3.0.0 — 2018-12-04

修复界面BUG，增加前后声场的高低通调试，增加延时联调。

### 2.0.2 — 2018-08-16

增加模式6记忆功能

### 2.0.1 — 2018-05-24

将正负6db的增益改成12db

### 2.0.0 — 2018-05-24

No release notes.

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## More apps by Jian Guo

- [DSP-BT100](https://appshunter.io/ios/app/dsp-bt100/id1268529915)
- [DSP-Q1x](https://appshunter.io/ios/app/dsp-q1x/id1401706779)
- [8音度](https://appshunter.io/ios/app/8/id1441294210)
- [八音度X2S](https://appshunter.io/ios/app/x2s/id1449462496)
- [译宝DIMG X系列](https://appshunter.io/ios/app/dimg-x/id1458306368)

All apps by Jian Guo: https://appshunter.io/developer/1262249633

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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 2026-05-19.*