Koss Porta Pro Wireless headphones review: The retro re-do that

The Porta Pro® Utility Series On-Ear Headphone is an all-new way to experience the Sound of Koss®.

Porta Pro® Utility

Koss Porta Pro Wireless review: a classic mistake - The Verge

Since John C. Koss in 1958 the first legendary stereo headphones SP/3 on the market, were Koss headphones designed to the fascination of live and studio recordings almost without loss. The precision of the sound playback appreciate music lovers all over the world as the sound of Koss.This text is machine translated.

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