MartinLogan Motion 15 Gloss White Bookshelf Loudspeaker Folded Motion Tweeter -Inch squeezes-Inch air and requires almost 90% less excursion than the typical 1-Inch dome tweeter, drastically minimizing distortion while providing a lightning fast response time The innovative Folded Motion Tweeter is engineered with a large surface area (8-times that of a typical 1-Inch dome tweeter) to create clear, highly dynamic and precise sound Elegant yet understated styling with a flawless high-gloss finish and aesthetic certain to blend with any dcor Precision built advanced topology Vojtko crossover and high-performance aluminum cone woofer Audiophile-grade 5-way bi-wire binding posts provide a secure connection