Does PowerDirector provide any built-in music files that I can use?

Yes, PowerDirector!|s magic music function offers a quick way to create soundtracks to fit the length of a video clip or photo slideshow. Featuring background music arranged into categories, Magic Music gives users a choice of genres and lets users set the required length of time.
To add a Magic Music audio clip to the timeline, you can do as follows:

1. Click Magic Music. The Magic Music pane opens.
2. Select a style from the drop-down menu.
3. Choose a song.
4. Set the desired duration in the duration box.
5. Select a variation, then drag it into the Music track.
6. Drag the clip's border to a suitable duration.

Note: More music is available for purchase online by clicking the SmartSound button.