D# dominant 7th suspended 4th · Piano
D#7sus4 Chord on Piano
The D#7sus4 chord (D# dominant 7th suspended 4th) is built from the notes D#, G#, A# and C#. The keyboard diagram below shows exactly which keys to press. The same chord is also written Eb7sus4; both spellings sound identical.
Chord diagrams
Notes in this chord
- D♯
- G♯
- A♯
- C♯
Degrees: 1 – 4 – 5 – ♭7
Also written: Eb7sus4
How to play
To play D#7sus4 on piano, press D#, G#, A# and C# together. In root position the lowest note is D#, and the finger numbers follow the keys left to right in the diagram.
Theory behind the chord
The 7sus4 chord combines the suspended fourth with a minor seventh. It delays resolution while keeping the dominant pull, which makes it a favourite setup chord before a V–I move. On D#7sus4 this structure sits on the root D#, so the degrees 1 – 4 – 5 – ♭7 map onto D#, G#, A# and C#.
Frequently asked questions
- Which notes are in the D#7sus4 chord?
- D#7sus4 contains the notes D#, G#, A# and C#. Relative to the root these are the degrees 1 – 4 – 5 – ♭7.
- Are D#7sus4 and Eb7sus4 the same chord?
- Yes. D#7sus4 and Eb7sus4 are enharmonically identical — the spelling differs but the frets and keys are the same. Which name is used depends on the key of the piece.
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