D7sus2 chord
D dominant seventh suspended second
1 / 1
3
5
7
10
The D7sus2 chord has the formula 1, 2, 5, b7 with notes D, E, A, C
The seventh suspended second chord is a variation of the suspended second chord, meaning that it does not have a third and sounds open. This chord can be used to prepare for a resolution up toward a third.