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$20.00   1 week ago
KOSS SB/45 Gaming Commercial Business Headset - $20 (Springfield)

Like new with noise cancelling technology. PERFECT for the serious online gamer, or for the office with 3.5mm microphone, and headphone plugs.

$30.00   2 weeks ago
KOSS SB/45 Commercial Business Headset w/Phone Adapter - $30 (Springfield)

Like new with noise cancelling technology. PERFECT for the office, or for the serious online gamer. comes with 3.5mm microphone, and headphone jack plugs, and phone line adapter with extension cord.

$75.00   4 weeks ago
koss k/4ds digital delay system - $75 (electronics)

i have a koss k/4ds digital delay system for sale it's in very good condition it has controls to be able to connect it to hook up to 4 different settings and settings you can listen to it in 4th demention,stereo or head phones it has 4 places to connect the speakers by the plug in wire or connect each wire separate. it was made in milwaukee,wisconsin. it's in very good condition im asking 75.00 do

$20.00   1 month ago
Koss PortaPro Classic Headphones with Case - $20 (Kettering, OH)

I am parting with my Koss Headphones that I was going to use, but don't need any longer. They are definitely like new as I had them as backups. The normally sell for around $30-40.Here is a link for more information https://www.amazon.com/Koss-PortaPro-Headphones-with-Case/dp/B00001P4ZH/ref=sr_1_1?ie=UTF8&qid=1465938503&sr=8-1&keywords=koss+Porta+ProDesigned for deep bass performanceCo

$65.00   1 month ago
Koss KDE 250 headphones - $65 (Pewaukee)

Hearing truly is believing with these headphones. Comes with original box, carrying case, and original instruction booklet.

$25.00   1 month ago
Vintage Koss HeadPhone Control Center - $25 (St. Paul)

Koss HeadPhone Control Center for 2 sets of HeadPhones,with dual volume controls, and on off for Speakers

$10.00   1 month ago
Vintage Koss Headphones KO 727B - $10 (St paul)

Very good and working condition 70/s headphones, Koss model KO 727B.Sound ok but good candidate for modern upgrade and still have vintage look very comfortable to wear.Very good condition.

$10.00   1 month ago
KOSS FIT SERIES FITNESS HEADPHONES NEVER USED - $10 (HARRISBRG)

BRAND NEW NEVER WORN KOSS HEADPHONES WORKS GREAT. GREAT FOR THE FITNESS BUFF. RUNNING WALKING BIKING TREADMILL. WORKS WITH ANY MOBILE DEVICE. IPOD IPHONE ETC.

$2.00   1 month ago
$20.00   1 month ago
koss headphones - $20 (burnet,tx)

Koss headphones ko727b . these take you back to the glory days. asking 20.00 cash. call or text

$75.00   2 months ago
Price Drop! Cambridge Soundworks Speakers (Model 6) by Henry Koss - $75 (North Truro)

Selling a pair of Cambridge Soundworks Speakers (Model 6) by Henry Koss in excellent condition with original black grilles. Very nice sounding speakers (with great online reviews!). Shipping possible, but there will be cost due to weight. Checks must clear completely before I would ship. I am the original owner. $75 or best offer. They look and sound like new. I's love to sell these by the 22nd!Th

$50.00   2 months ago
UNIDEN SCANNER Sportcat Bearcat Sc-150 + Scanner Headphones by Koss - $50 (San Marcos)

UNIDEN SCANNER Twin Turbo Sportcat ( Bearcat Sc-150 ) + Racing Electronics Headphones by KOSSText 512-665-five996 (no calls or email)If you See Ad Scanner IS AVAILABLERead below for all detailsGood working scanner, has a fully working battery pack and charger.Details of Scanner:www.universal-radio.com/catalog/scanners/3346spec.htmlManualwww.racingelectronics.com/v/files/MANUAL_Uniden_SC150.pdfAlso

$20.00   2 months ago
Koss 75w Powered Subwoofer - $20 (Newport)

Koss 75w subwoofer, works well, asking $20

$8.00   2 months ago
NEW KOSS HEAD PHONES - $8 (NORMAN)

SEVERAL PAIR IN THE PACKAGEONE PAIR for $8.00--TWO PAIR for $15.00HAVE OVER 50 PAIRDONN824-7458WILL NOT RESPOND TO TEXT

$75.00   2 months ago
koss k/4ds digital delay system - $75 (electronics)

i have a koss k/4ds digital delay system for sale it's in very good condition it has controls to be able to connect it to hook up to 4 different settings and settings you can listen to it in 4th demention,stereo or head phones it has 4 places to connect the speakers by the plug in wire or connect each wire separate. it was made in milwaukee,wisconsin. it's in very good condition im asking 75.00 do

$70.00   2 months ago
KOSS HG 856 CD/Tape Boombox w/remote - $70 (West Allis)

Great condition. Everything works fine. Remote control included. Vintage Koss Boombox HG 856 w/detachable speakers. 23"x9"x7"

$75.00   2 months ago
Excellent Koss M-80 Plus - $75 (Far NW Milwaukee)

Very good condition and sound great. All woofers were just refoamed, which would cost 50-60 bucks for that alone. These are very nice quality. Great as big speaker toppers, surround speakers, or as stand-alones in medium to small spaces. I would package these with this receiver for cheap if someone is interested:http://milwaukee.craigslist.org/ele/5890795515.html

$30.00   2 months ago
KOSS Studio Quality Noise Isolating Headphones - $30 (Saginaw, Mich)

Model Pro 4AA...sound great but need ear foam replaced...make an offer

$85.00   3 months ago
Phillips audio deck with KOSS speakers - $85 (dallas OR)

EXCELLENT sound. 7-CDs capacity, tuner and dual cassette with recording capacity.Virtually never used; nearly like new. Only one of 2 speakers photographed. Cash on pick-up please. Just 18 minute easy drive west of Salem.

$8.00   3 months ago
NEW KOSS HEAD PHONES - $8 (NORMAN)

SEVERAL PAIR IN THE PACKAGEONE PAIR for $8.00--TWO PAIR for $15.00HAVE OVER 50 PAIRDONN824-7458WILL NOT RESPOND TO TEXT


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Last Updated on: February 24, 2017
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