> For the complete documentation index, see [llms.txt](https://qudelix.gitbook.io/home/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://qudelix.gitbook.io/home/t71/dac-amp/dac-profile-and-gain.md).

# DAC Profile & Gain

The audio output stage of the T71 consists of four ES9219 DACs and two INA1620 OPAMPs.

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The DAC operates in the following two profile modes depending on the settings:

### Standard Mode

* Prioritizes power efficiency, with a slight compromise in sound quality.
* Recommended for mobile use.

### Performance Mode

* Prioritizes sound quality.

{% hint style="info" %}
The output power of Standard and Performance is the same.
{% endhint %}

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You can choose between **High Gain Mode** and **Normal Gain Mode**.

## Normal Gain Mode

* UNBAL max. 2VRMS / BAL max. 4VRMS
* Maximum device volume: 0dB

## High Gain Mode

* UNBAL max. 4VRMS / BAL max. 8VRMS
* Maximum device volume: +6dB

{% hint style="info" %}
Switching between Gain Modes does not affect the current volume level. In High Gain Mode, the maximum device volume increases to +6dB.
{% endhint %}