| endTrack | int | (read only) |
| harmonyCount | int | (read only) |
| hasDrumStaff | bool | (read only) |
| hasPitchedStaff | bool | (read only) |
| hasTabStaff | bool | (read only) |
| instrumentId | string | (read only) |
| longName | string | |
| lyricCount | int | (read only) |
| midiChannel | int | (read only) |
| midiProgram | int | (read only) |
| mute | bool | |
| partName | string | name of the part, used in the mixer |
| shortName | string | |
| show | bool | check/set whether or not a part is shown |
| startTrack | int | (read only) |
| volume | int |