> 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/5k/getting-started/led-buttons.md).

# LED Buttons

{% hint style="info" %}
Button Long Press - Press and hold the button for 3 seconds.
{% endhint %}

## <mark style="color:blue;">Blue LED Bottom Button</mark>&#x20;

* Power ON/OFF: Long Press
* Previous Track - Double Click

## <mark style="color:blue;">Blue LED Top Button</mark>

* Enter Pairing Mode:  Long Press
* Play/Pause: Single Click
* Next Track:  Double Click
* Answer Incoming Call:  Single Click
* Reject Incoming Call:  Long Press

<figure><img src="/files/afDDGz3ApeovxZE4DtXi" alt="" width="375"><figcaption><p>5K Button - Blue</p></figcaption></figure>

<figure><img src="/files/38xKCmAuvmH4Ksvqqssj" alt=""><figcaption><p>5K Button - Blue</p></figcaption></figure>

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## <mark style="color:red;">RED LED Bottom Button</mark>&#x20;

* **Fine Volume Adjustment (-0.5dB)**: Single-click

## <mark style="color:red;">Blue LED Top Button</mark>&#x20;

* **Fine Volume Adjustment (+0.5dB)**: Single-click

{% hint style="success" %}
**If the button is pressed for more than 0.5 seconds, the volume will adjust quickly until the button is released.**
{% endhint %}

<figure><img src="/files/f58mp780mLygJ9OFnreY" alt="" width="375"><figcaption><p>5K Button - Red</p></figcaption></figure>

<figure><img src="/files/zOaVWtbFk8LkK8SnBrLV" alt=""><figcaption><p>5K Button - Red</p></figcaption></figure>

***

{% hint style="info" %}
While the device is powered on, pressing a button will turn on the LED.
{% endhint %}