Original: A multi-instrumentalist, Stevens is known for his use of the banjo, but also plays guitar, piano, drums, and several other instruments, often playing all of these on his albums through the use of multitrack recording.
Simplified: Stevens is a multi-instrumentalist, a person who can play many musical instruments. He is well known for his use of the banjo, but also plays guitar, piano, drums, and several other instruments, often playing all of these on his albums by using multitrack recording.