Credits

When you connect a piano or a MIDI keyboard in a lesson, the piano sound you hear is Salamander Grand Piano V3 (a Yamaha C5 grand piano), recorded by Alexander Holm.

Licence: Creative Commons Attribution 3.0 (CC BY 3.0). Source of the recordings: freepats.zenvoid.org.

Changes made: 30 notes were used with 4 of the 16 original velocity layers, trimmed to between 4 and 12 seconds with a final fade and compressed to Ogg Vorbis. The author does not endorse this use.