The product is a CD featuring the music of R Strauss's "Der Rosenkavalier." It includes performances by various artists and is in a format that allows for listening to the music. The album title and artist are both "R Strauss: Der Rosenkavalier," making it easy for fans of classical music to identify and enjoy this collection. The CD provides a high-quality listening experience for those who appreciate the composition of R Strauss.