Trompette basse en Mi♭
- longName: E♭ Bass Trumpet
- shortName: E♭ B. Tpt.
- description: E♭ Bass Trumpet
- musicXMLid: brass.trumpet.bass
- clef: G
- transposingClef: not set
- concertClef: not set
- barlineSpan: 1
- aPitchRange: 46-73
- pPitchRange: 46-76
- transposeDiatonic: -5
- transposeChromatic: -9