The 12 Bar Blues in Eb contains the chords Eb7 (I chord), Ab7 (IV chord) and Bb7 (V) chord. Below is the 12 Bar Blues starting on Eb7.

12 Bar Blues Eb

The Jazz variation of the 12 Bar Blues in Eb adds some extra chords. The 12 Bar Blues structure remains the same, but certain chords are substituted. For example, the Eb7 chord in the fourth bar is substituted with a Bbm7 moving to an Eb7 chord.

12 Bar Blues Eb Jazz Version

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