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Koss KPH14K Lightweight Wired Headphones - Black; Adjustable Comfort Fit Headband; Passive Noise Cancellation - Micro Center
Koss Ksc22i Ear Clip - Stereo - Mini-phone - Wired - 16 Ohm - 60 Hz - 20 Khz - Earbud, Over-the-ear - Binaural - In-ear - 4 Ft Cable - Black : Target
Koss UR20 Over Ear Headphones Stereo Wired 32 Ohm 30 Hz 20 kHz Over the head Binaural Circumaural 8 ft Cable - Office Depot
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Amazon.com: Koss Porta Pro Limited Edition Rhythm Beige On-Ear Headphones, in-Line Microphone, Volume Control and Touch Remote Control, Retro Style, Includes Hard Carry Case, Wired with 3.5mm Plug, Rhythm Beige : Electronics
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Koss Ur23i Headset - Stereo - Black - Mini-phone - Wired - 34 Ohm - 20 Hz - 20 Khz - Over-the-head - Binaural - Circumaural - 3.94 Ft Cable (189270) - Walmart.com
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Amazon.com: Koss KPH30iW On-Ear Headphones, in-Line Microphone and Touch Remote Control, D-Profile Design, Wired with 3.5mm Plug, White and Blue : Electronics
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