# PC Chrome App

The 5K can be used as a Bluetooth DAC or a USB DAC. For PC USB DAC use cases, it supports PC (Windows/macOS/Linux) apps through a USB connection.

The app is a Chrome browser-based extension that requires the latest version of Chrome to be installed. You can install it using the link below.

{% embed url="<https://chrome.google.com/webstore/detail/qudelix/phaodiidhofhdmfkjiacigibgikhfafn>" %}

{% hint style="success" %}
After installing the Chrome or Edge web browser, install the Qudelix Chrome Extension.
{% endhint %}

***

{% hint style="danger" %}
The PC Chrome App connects via USB and does not support Bluetooth connections.
{% endhint %}

### Launching the app

When you click the Extensions icon <img src="https://doc-kr.qudelix.com/~gitbook/image?url=https%3A%2F%2F1681470171-files.gitbook.io%2F%7E%2Ffiles%2Fv0%2Fb%2Fgitbook-x-prod.appspot.com%2Fo%2Fspaces%252FPXCFQOBxeQet2mkpvOzb%252Fuploads%252FTyjWpelJOmUQHVuUacMm%252Fimage.png%3Falt%3Dmedia%26token%3D3d6e2e84-697f-4904-bcee-11c5c67251bd&#x26;width=40&#x26;dpr=4&#x26;quality=100&#x26;sign=3c68bb42&#x26;sv=2" alt="" data-size="line"> in the top right corner of the Chrome web browser, the installed Chrome extension apps will appear, as shown below. Select Qudelix, and a browser tab will open, launching the app.

<figure><img src="https://3332347321-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6eUmiJ4Hi4Cv2aUhWNRV%2Fuploads%2FCbsDXSlwcl7O1ZxNNMsh%2Fimage.png?alt=media&#x26;token=b527ea39-2023-4b3c-bf9e-b193813a70fa" alt="" width="319"><figcaption></figcaption></figure>

When you click the Pin icon<img src="https://doc-kr.qudelix.com/~gitbook/image?url=https%3A%2F%2F1681470171-files.gitbook.io%2F%7E%2Ffiles%2Fv0%2Fb%2Fgitbook-x-prod.appspot.com%2Fo%2Fspaces%252FPXCFQOBxeQet2mkpvOzb%252Fuploads%252FnC98Tcs0lJ871O7bw5JL%252Fimage.png%3Falt%3Dmedia%26token%3D3af7cdf5-effc-4809-96c4-fac05557cd6c&#x26;width=40&#x26;dpr=4&#x26;quality=100&#x26;sign=9c9be6a6&#x26;sv=2" alt="" data-size="line"> on the right side of the Qudelix app list, a shortcut will be created.<br>

## Device Connection

* Click the **CONNECT DEVICE** button in the top-right corner of the app screen.
* When the HID device selection screen appears, select **Qudelix-5K**.

Once the app is connected to the device, the button in the top-right corner will display <mark style="color:red;">**CONNECTED**</mark>, and the 5K USB DAC image in the left sidebar will light up and become active, as shown below.

<figure><img src="https://3332347321-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6eUmiJ4Hi4Cv2aUhWNRV%2Fuploads%2Fc90SGtRtqvbJf1zzOp7m%2Fimage.png?alt=media&#x26;token=7831c5e1-992a-4335-ad5d-1cbb5832e37e" alt="" width="563"><figcaption></figcaption></figure>