28 high quality MIDI files and 111 images. What is the big deal about our music screen savers over others? Check out the following features: 1. Built-in MIDI file play list. 2. Once installed, you can add your own play list (off your hard drive). 3. Add MP3, WAV, WMA and MIDI files. 4. Create your own play list and shuffle song order or switch back to built-in. 5. Excellent images of artists. 6. Each saver comes with a built-in clock and calendar. 7. Works on all versions of Windows that are being used today and even on the upcoming Windows 7. 8. Finally, it will be the best fun you ever have with a screen saver.