Fretboard Theory: Complete Guitar Theory Including Scales, Chords, Progressions, Modes, Song Application and More.
| Country | USA |
| Brand | Generic |
| Manufacturer | Generic |
| Binding | Apparel |
| ItemPartNumber | DGKG7Z8YT0Y06N48C166 |
| Color | blue |
| UnitCount | 1 |
| ReleaseDate | 0000-00-00 |