Is a 2 Way design for car hi-fi application. This design use an extreme low resonance tweeter and coated paper cone mid bass with high Q. The old and well known of the harmonics of paper sound is the key of Gramond R-1 for deliver neutrality in the human voice and any instrument. In conjunction with 6dB/oct filter this is an outstanding 2 way loudspeaker system for car hi-fi.