Open shape
021100
Emaj7 is the E major 7 chord. Its notes are E, G♯, B and D♯. An open, reflective color. The major seventh sits a semitone below the root.
021100
x79897
Numbers show frets from the low E string to the high e string; x means don't play that string.
Emaj7 is the Imaj7 chord in E major and the IVmaj7 chord in B major. That makes it a natural fit in songs written in those keys.
Every E, G♯, B and D♯ on the first 12 frets. The filled dots are the root, E. Build your own shape from any nearby group.
Other E chords
Other major 7 chords