Db7sus4 chord
Db dominant seventh suspended fourth
<
1 / 1
>
3
5
7
10
The Db7sus4 chord has the formula 1, 4, 5, b7 with notes Db, Gb, Ab, B
The seventh suspended fourth chord is a variation of the suspended fourth chord, meaning that it does not have a third and sounds open. This chord can be used to prepare for a resolution down toward a third.