The alto clarinet is also known as the tenor clarinet or the Eb clarinet. This musical instrument is slightly shorter than a regular Bb clarinet, but longer than a bass clarinet. It is pitched in the key of Eb and provides a mellow tone that blends well with other instruments in a woodwind ensemble. The alto clarinet is often used in symphonic music and jazz compositions, and its unique sound can add depth and richness to any musical performance. Some musicians may also refer to the alto clarinet as the alto horn, the alto saxhorn, or the tenorhorn. Regardless of what it is called, the alto clarinet is a versatile instrument that deserves recognition in the world of music.