This album is included in 5 small pieces for string quartet and like classical music. In use instruments .Violin I : EMBERTONE Joshua Bell Violin .Violin II : EMBERTONE Friedlander Violin .Viola : EMBERTONE Fischer Viola .Cello : EMBERTONE Blakus Cello Total time of this album is only about ten minutes. So I hope you to listen to all the pieces through.