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About the Motion Foundation B2
The MartinLogan Motion Foundation B2 is a high-performance bookshelf speaker that redefines affordability by incorporating MartinLogan's renowned thin-film transducer technology and Folded Motion Waveguide. It delivers unexpectedly detailed sound and scale with a 6.5-inch aluminum cone midbass driver for robust bass and clarity, paired with a Gen2 Obsidian Folded Motion Tweeter S (0.94” x 1”, 3.5 in² diaphragm) that provides effortless high-frequency performance and 90° x 90° dispersion. Designed as a 2-way system with a rear-ported cabinet, McCracken-Vojtko crossover at 3,800 Hz, and 5-way binding posts. Available in Black, Walnut, and Satin White finishes, it's compatible with STAND25 stands and ideal for stereo or surround systems, offering a gateway to true hi-fi sound.
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