Koss KEB/4 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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Koss PTX6 Portable Stereophones
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Koss The Clef
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Koss KSC24
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Koss KSC/22DVD Light SportClip Stereophones
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Koss KEB/7 CLR Earbud
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Koss KSC7DVD SportClip Stereophones
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Koss KEB/20DVD
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Koss KEB/79 ISO Earbud
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Koss QZ-99 Noise Reduction Stereophones
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Koss QZ/PRO Active N/Reduction Stereophone
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Koss QZ/50 Active N/Reduction Tech
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Koss QZ/5 Passive N/Reduction Stereophone
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