Soundmatters International, Inc. www.soundmatters.com was founded in 1998 by physicist, former NASA engineer, and audio design legend Dr. Godehard Guenther.

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Flip it around and you'll find the minute tweak that marks it as a US model: the shifting of the Beats Audio logo upwards and, in its former place, the presence of T-Mobile's logo above the speaker grille.

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