Cmaj7♭5 7-string guitar chord

How to play Cmaj7♭5 on 7-string guitar

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

From the low B string 1 2 2 2 x x x (x: not played, 0: open)

What notes are in Cmaj7♭5?

Cmaj7♭5, C major seventh flat five, is C, E, G♭ and B: the root (C), the major third (E), the diminished fifth (G♭) and the major seventh (B). Its formula is 1 3 ♭5 7.