Koss BDZ/1 alternatives, similar headphones

Hama PC Neckband Headset HS-200
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Hama PC Vibration Headset HS-410
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Hama PC Headset HS-450, USB
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Hama PC Headset HS-500, USB
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Hama PC Headset HS-540, USB
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Hama Gaming Headset "Slide"
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Vivanco SR 140
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Ultron UHS-100
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Ultron UHS-200 Skyper
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Ultron UHS-300 Fun
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Ultron UHS-500 Life
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Nokia BH-203
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Koss KSC/9 Sportcup Headphones
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Koss KSC/17 Collapsible Headphones
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Koss P/9 Sports Headphones
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Koss KSC/7
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Koss P/15
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Koss P/4
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Koss UR/10 C
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Koss KSC/6 C
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Koss P/16 (Collapsible) Portable
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Koss P/14 Collapsible
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Koss P/7
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Koss Pop Gloss Earbud
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