The term 'kind of guitar' can refer to four different types of guitars: BASS, STEEL, ACOUSTIC, and electric. A BASS guitar is a stringed instrument with four strings that is usually played with a pick or fingers. STEEL guitars are stringed instruments with six or more strings that are typically played with a slide. An ACOUSTIC guitar is a stringed instrument with six strings that is usually played with a pick or fingers. An electric guitar is a stringed instrument with six strings that is usually played with a pick or fingers and is amplified by an amplifier.