What notes are in the Bm7 chord?

Bm7 is made of B, D, F# and A: the root, minor 3rd, perfect 5th and minor 7th above B.

What is the easiest way to play Bm7?

Play x20202 (low E to high E): mute the low E string, let the D and B strings ring open.

Which keys is Bm7 in?

Bm7 belongs to D major (vi7), G major (iii7) and A major (ii7).

Bm7 chord on guitar

Bm7 is a minor seventh chord: mellow and smooth, less gloomy than a plain minor. It is built from B, D, F# and A (formula 1 ♭3 5 ♭7). Minor sevenths are the ii chord of jazz ii-V-I changes and a staple of funk and R&B. The easiest way to play it in standard tuning is x20202.

x 2 0 2 0 2

7 9 7 7 7 7

x x 9 11 10 10

x 14 12 14 12 14

Bm7 fingerings (low E to high E)

Open position: x20202. Mute the low E string, let the D and B strings ring open.
Barre at fret 7: 797777. Barre fret 7 from the low E to the high E string.
Fret 9: x-x-9-11-10-10. Mute the low E and A strings.
Fret 12: x-14-12-14-12-14. Mute the low E string, barre fret 12 from the D to the B string.

Questions

What notes are in the Bm7 chord?: Bm7 is made of B, D, F# and A: the root, minor 3rd, perfect 5th and minor 7th above B.
What is the easiest way to play Bm7?: Play x20202 (low E to high E): mute the low E string, let the D and B strings ring open.
Which keys is Bm7 in?: Bm7 belongs to D major (vi7), G major (iii7) and A major (ii7).

Also try: B Major · B Minor · B7 · Bmaj7 · Chord Charts