Partial barre
fret 4x24444
B6 is the B major 6 chord. Its notes are B, D♯, F♯ and G♯. A bright alternative to a plain major chord; common in swing and pop.
x24444
Numbers show frets from the low E string to the high e string; x means don't play that string.
Every B, D♯, F♯ and G♯ on the first 12 frets. The filled dots are the root, B. Build your own shape from any nearby group.
Other B chords
Other major 6 chords