Born from the DNA of the much-lauded Q100, the brand New KEF Q150 bookshelf speaker incorporates and successfully builds upon everything KEF fans have come to know and love about the bookshelf speaker. The New Q150 boasts a revamped Unit-Q driver array with a damped tweeter loading tube designed to smooth out treble frequencies, and reimagined crossovers to provide cleaner and more accurate bass. Architecturally, the Q150 benefits from a New port, which has been movprovide cleaner and more accurate bass. Architecturally, the Q150 benefits from a New port, which has been moved to the rear of the speaker to improve audio clarity, and the Unit-Q driver array has been relocated to the middle of the cabinet to reduce unwanted internal resonances. These changes between the Q100 and Q150 have transformed an already breathtaking bookshelf speaker into one that truly needs to be heard to be believed. The Q150 is available in sleek matte black and White vinyl finishes. Grilles for the Q150 are sold separately.