HERTZ MP 28.3 PROHERTZ (MP 28. 3) (28MM) TWEETERS NEODYMIUM MAGNETS MP 28. 3 Mille Pro 28 mm diameter tweeter component inheriting all the technological features of the Mille Legend ML28. 3. The geometry of the Tetolon dome maximizes the typical dispersion of off axis listening. The rear acoustic chamber with damping material contributes to extend response to lower frequencies achieving a resonance frequency of only 900 Hz. In this way the crossover point between