* Vocals: Cash's distinctive voice was a major part of his sound. He sang in a baritone range, and his songs were often characterized by their emotional intensity and storytelling lyrics.
* Drums: Cash's band, the Tennessee Two, featured a drummer who provided rhythm and percussion.
* Bass: The Tennessee Two also included a bassist, who played a stand-up bass or an electric bass guitar.
* Piano: Cash occasionally played piano, especially on gospel songs and ballads.
* Harmonica: Cash also played harmonica, which added a bluesy element to his sound.