Roon is a music player that can connect to your WiiM Pro and play high-quality music. To play music with Roon, installing and connecting the Roon software to your WiiM Pro is necessary.

Here are some steps:

1. Download the Roon software from Roon - Downloads and create an account.

2. Connect your WiiM Pro to the same network as your computer.

3. Open the Roon software and select "Settings."

4. Select the Audio tab, and enable the audio device you want.

5. Choose your WiiM device using Roon's Zone Selector, and now you can play music with WiiM Pro via Roon control.