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Koss porta pro black ear - pro, on

Koss porta pro black ear - pro, on

$42.31
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Koss retrospekt 21 - retrospekt, p/21

Koss retrospekt 21 - retrospekt, p/21

$23.99
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Supreme koss portapro - supreme,

Supreme koss portapro - supreme,

$255.00
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Koss ksc75 ear hook - koss, on-ear

Koss ksc75 ear hook - koss, on-ear

$15.00
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Koss ur20 noise - koss,

Koss ur20 noise - koss,

$25.99
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Koss clear retro - cl/5,

Koss clear retro - cl/5,

$14.93
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Koss pro4aa headphones - pro4aa,

Koss pro4aa headphones - pro4aa,

$30.00
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Koss ear sport - koss, on-ear

Koss ear sport - koss, on-ear

$25.95
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Lightweight 5mm wired ear - lightweight, 3.5mm

Lightweight 5mm wired ear - lightweight, 3.5mm

$18.99
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Koss porta pro ear - koss,

Koss porta pro ear - koss,

$47.99
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Koss pro plus digital - plus, ready

Koss pro plus digital - plus, ready

$129.00
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Koss ksc75 ear clip - ksc75, ear-clip

Koss ksc75 ear clip - ksc75, ear-clip

$27.57
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Koss stereo over ear - k-6,

Koss stereo over ear - k-6,

$29.99
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New koss noise isolating - new,

New koss noise isolating - new,

$9.99
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Koss pro4aa retro beige - pro4aa,

Koss pro4aa retro beige - pro4aa,

$159.98
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Koss porta pro classic ear - pro,

Koss porta pro classic ear - pro,

$69.99
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Wireless bluetooth lightweight - bluetooth,

Wireless bluetooth lightweight - bluetooth,

$24.99
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Koss porta pro limited - porta,

Koss porta pro limited - porta,

$49.95
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Nickel plated mmcx modded - mmcx,

Nickel plated mmcx modded - mmcx,

$24.99
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Koss headphones - kc/19, &

Koss headphones - kc/19, &

$19.99
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Koss porta pro - porta, wireless

Koss porta pro - porta, wireless

$89.99
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Koss kph7 lightweight portable - koss,

Koss kph7 lightweight portable - koss,

$7.23
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2025 topps chrome update - 2025,

2025 topps chrome update - 2025,

$30.00
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Koss 6alc headphones dual - k/6alc,

Koss 6alc headphones dual - k/6alc,

$19.99
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Koss pro4a headband headphones - koss,

Koss pro4a headband headphones - koss,

$31.18
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Koss ksc21 sportclip clip - koss,

Koss ksc21 sportclip clip - koss,

$14.95
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Koss ear headphones pk - headphones, 1

Koss ear headphones pk - headphones, 1

$20.08
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Koss kph30 wireless - koss,

Koss kph30 wireless - koss,

$49.99
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Koss porta pro modretro - pro, x

Koss porta pro modretro - pro, x

$75.00
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Koss qz99 passive noise - koss,

Koss qz99 passive noise - koss,

$15.00
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Koss cvt clear - clear, voice

Koss cvt clear - clear, voice

$23.95
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Vintage koss ultra - ultra, light

Vintage koss ultra - ultra, light

$16.69
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Koss ksc11c ear - koss, headband

Koss ksc11c ear - koss, headband

$19.95
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Weber costello alphacolor - weber,

Weber costello alphacolor - weber,

$25.00
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Koss electrostatic - koss,

Koss electrostatic - koss,

$195.00
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Koss sportapro behind the neck - koss, behind-the-neck

Koss sportapro behind the neck - koss, behind-the-neck

$40.43
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Upgrade premium - upgrade,

Upgrade premium - upgrade,

$15.80
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Koss clear retro - cl/3i, 90s

Koss clear retro - cl/3i, 90s

$14.52
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Koss porta pro classic - porta,

Koss porta pro classic - porta,

$69.95
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Koss s904 powered subwoofer - s904, 75

Koss s904 powered subwoofer - s904, 75

$70.00
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Koss ur10 ear adjustable - ur10, on

Koss ur10 ear adjustable - ur10, on

$12.69
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Koss pro 4aa over - koss, over-ear

Koss pro 4aa over - koss, over-ear

$25.00
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Vintage koss pro4aaa - vintage,

Vintage koss pro4aaa - vintage,

$74.99
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Koss kph7v portable - kph7v,

Koss kph7v portable - kph7v,

$10.64
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Koss 191651 ke5 - koss,

Koss 191651 ke5 - koss,

$7.99
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Vintage koss pro - vintage,

Vintage koss pro - vintage,

$33.00
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Vintage koss realistic - vintage,

Vintage koss realistic - vintage,

$39.95
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Koss realistic 1004 - lv, 33-1004

Koss realistic 1004 - lv, 33-1004

$27.50
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Koss ur40 home stereo - koss,

Koss ur40 home stereo - koss,

$26.39
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Koss cs100 usb double sided - koss,

Koss cs100 usb double sided - koss,

$4.80
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Christian koss 2026 topps - christian,

Christian koss 2026 topps - christian,

$50.00
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Koss stealth earbuds - stealth,

Koss stealth earbuds - stealth,

$12.95
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Koss noise reduction - koss,

Koss noise reduction - koss,

$41.22
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Koss ktxpro1 clear ear - koss, on-ear

Koss ktxpro1 clear ear - koss, on-ear

$28.88
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Lightweight portable ear - lightweight,

Lightweight portable ear - lightweight,

$7.27
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Mmcx modded speaker driver - mmcx,

Mmcx modded speaker driver - mmcx,

$14.49
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Koss sb40 full size - koss, full-size

Koss sb40 full size - koss, full-size

$21.00
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Koss ktxpro1 titanium - koss,

Koss ktxpro1 titanium - koss,

$26.99
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Koss ur20 stereo over - stereo,

Koss ur20 stereo over - stereo,

$29.95
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Ur40 collapsible over - ur40, over-ear

Ur40 collapsible over - ur40, over-ear

$34.00
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Tested working vintage - vintage, koss

Tested working vintage - vintage, koss

$30.00
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Vintage koss realistic custom - realistic,

Vintage koss realistic custom - realistic,

$50.00
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Vintage koss 40lc - koss, k/40lc

Vintage koss 40lc - koss, k/40lc

$10.80
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Koss lightweight contour - lightweight,

Koss lightweight contour - lightweight,

$11.04
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Koss massdrop esp 95x - koss,

Koss massdrop esp 95x - koss,

$324.99
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Brand new vintage retro koss - new,

Brand new vintage retro koss - new,

$13.31
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Koss headphones black - headphones,

Koss headphones black - headphones,

$20.00
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Koss headphones with - koss, k/6

Koss headphones with - koss, k/6

$9.99
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Koss kph30iw wired ear - koss, on-ear

Koss kph30iw wired ear - koss, on-ear

$29.99
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Koss wired earphones keb7clrg - koss,

Koss wired earphones keb7clrg - koss,

$11.48
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Modretro chromatic anduril - modretro,

Modretro chromatic anduril - modretro,

$1000.00
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Lightweight wireless bluetooth - lightweight,

Lightweight wireless bluetooth - lightweight,

$32.99
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Koss ksc21 sportclip clip - koss,

Koss ksc21 sportclip clip - koss,

$20.00
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Koss 30m portable - sa,

Koss 30m portable - sa,

$19.98
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Koss cs100 usb - cs100,

Koss cs100 usb - cs100,

$24.73
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Koss portable player - koss,

Koss portable player - koss,

$28.99
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Koss porta pro - porta, on-ear

Koss porta pro - porta, on-ear

$35.00
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Koss 727b headphones - ko-727b,

Koss 727b headphones - ko-727b,

$25.00
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Koss 0 wired - 2.0, computer

Koss 0 wired - 2.0, computer

$15.00
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2026 topps 472 christian - 2026, #472

2026 topps 472 christian - 2026, #472

$19.99
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Koss clear stereo - clear,

Koss clear stereo - clear,

$29.99
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Koss jck 200 - koss, kordless

Koss jck 200 - koss, kordless

$25.95
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Koss ur29 full size - ur29, full-size

Koss ur29 full size - ur29, full-size

$23.00
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Vintage 1970s koss 6a - vintage,

Vintage 1970s koss 6a - vintage,

$24.99
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Soulwit 6pcs ear - 6pcs,

Soulwit 6pcs ear - 6pcs,

$14.53
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Koss behind the head portable - ,

Koss behind the head portable - ,

$24.85
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Koss kph7 lightweight ear - koss,

Koss kph7 lightweight ear - koss,

$10.49
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Koss ear black wired - on-ear,

Koss ear black wired - on-ear,

$16.99
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Koss kph7 lightweight portable - lightweight,

Koss kph7 lightweight portable - lightweight,

$7.23
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Koss ur20 full - full, size

Koss ur20 full - full, size

$25.75
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Koss recovery clvc clear - clvc,

Koss recovery clvc clear - clvc,

$12.99
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Vintage koss 1a - koss, hv/1a

Vintage koss 1a - koss, hv/1a

$79.99
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Koss ear headphones - on-ear,

Koss ear headphones - on-ear,

$9.89
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Koss oil pastels colors - oil,

Koss oil pastels colors - oil,

$24.99
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Koss keb90 utility headphones - koss,

Koss keb90 utility headphones - koss,

$49.99
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Koss adjustable - koss, td-80

Koss adjustable - koss, td-80

$19.99
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Looking for more koss?

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📊96 listings · from $4.8 · avg $47.46
⚠️ These listings were last updated more than 16 days ago. Search for fresh listings

Browse 96 koss listings currently in our index. Prices range from $4.8 to $1000, with an average of $47.46. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about koss →

Try this: krk rokit 6 pair | krk rp8 | mackie 450 | mackie hr624 | mackie mr8 | mackie pa | mackie sr1530 | mackie srm150 | mackie srm350 | marantz sr7008

Shop by budget

< $25 $25 – $50 $50 – $100 $100 – $200 $200 – $500 > $500

Everything you need to know about koss

Whether you are looking for a brand-new or second-hand koss, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $4.8, while premium listings can reach $1000 — giving you a wide budget spread to work with. The average price of $47.46 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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