Bm7♭9 8-string guitar chord

How to play Bm7♭9 on 8-string guitar

The most common way, the first shape above: your middle finger on the low E string at the 2nd fret, your ring finger on the G string at the 2nd fret and your index finger on the high B string at the 1st fret. Let the low B, A and D strings ring open. Don’t play the F♯ and high E strings.

From the F♯ string x 0 2 0 0 2 1 x (x: not played, 0: open)

What notes are in Bm7♭9?

Bm7♭9, B minor seventh flat nine, is B, D, F♯, A and C: the root (B), the minor third (D), the perfect fifth (F♯), the minor seventh (A) and the flat ninth (C). Its formula is 1 ♭3 5 ♭7 ♭9.