B flat dominant seventh, add fourth

music notation
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Choose audio sample set:
MSK 007 Leapfrog VCF (patch; see in online store)
MSK 009 Coiler VCF (patch; see in online store)

Equivalent chord symbols: A♯7+4, A♯7+♯3, A♯7+11, B♭7+♯3, B♭7+11, Ddim6+♯1.

Notes in this chord: B♭, D, E♭, F, A♭. Integer notation: {2, 3, 5, 8, 10}.

Keys in which this chord fits with this spelling: E♭M, Cm

Keys in which this chord fits with enharmonic spelling: D♯M, B♯m

Nearby chords (one less note): B♭7, B♭+4, B♭4+7, Ddim+♯1, E♭sus4+2.

Nearby chords (one more note): B♭11, E♭M11, B♭11♯9, B♭11♭9, E♭m11♯7, B♭7+4+♯4, B♭7+4+♯7.

Parallel chords (same structure, different root): C7+4, D7+4, E7+4, F7+4, G7+4, A7+4, B7+4, C♭7+4, D♭7+4, E♭7+4, F♭7+4, G♭7+4, A♭7+4, C♯7+4, D♯7+4, E♯7+4, F♯7+4, G♯7+4, A♯7+4, B♯7+4.

Experimental fretting charts for guitar standard EADGBE tuning (change tuning or instrument):