The Revel F328Be is the flagship floorstanding speaker in our award-winning PerformaBe series. The F328Be features a 1-inch (25mm) beryllium tweeter driven by huge dual 85mm ceramic magnets. Powerful all-new tweeter and sixth-generation ceramic-coated cast-aluminum acoustic lens waveguide seamlessly integrates with the directivity of the complementary midrange driver, resulting in higher efficiency, improved dynamic range , reduced distortion and increased power handling compared to aluminum or titanium tweeters..PZA MORE SPECS