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Promoted item:Vintage Koss Pro/4AA Stereophones Headphones

Vintage Koss Pro/4AA Stereophones Headphones

  • The Koss model PRO-4AA is a Professional Dynamic Headphone. It gives full range, I colored sound and a freedom from distortion never before possible with dynamic headphones.
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(#1505) You are bidding on the Koss Headphones. Headphones are in good to very good overall condition that you see pictured. Low opening bid – no reserve! We strive to provide you with 5-star service ...
8h 25m left
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KOSS PRO 4AAVintage 70's STEREO HEADPHONES. They sound great. 1/4" plug. Good cosmetic condition. The ear pads are in very good condition. As in photos.
26d 7h 36m left
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Bought at the Koss store in Milwaukee in March. Only used once to make sure everything works. Box has some slight tares.
26d 14h 55m left
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I was told when I bought these that one side did not work. I live about 2 miles from the Koss factory here in Milwaukee. They have a replacement policy for certain models of their headphones, these in...
1d 12h 48m left
2 bids
This item is being sold by eBay Top rated seller.
nice retro KOSS PRO4AA stereophones, stereo head hones. Tested they sound fine. Minor wear on the outside top of the head band, the part that doesn't touch anything. The original box has wear the top ...
23d 16h 9m left
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Factory refurbished rubber, earpads, cord & drivers!
Up for auction is a vintage '70's set of KOSS PRO/4AA stereo headphones. Recently refurbished at the KOSS factory with new ear pads, headband and cord and the drivers are original.
20d 10h 26m left
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I found these in my parent's basement. Probably from the 70's pet free smoke free home.
5d 12h 8m left
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This item is being sold by eBay Top rated seller.
International buyers, please include a phone number for the customs form. Policies.
23d 14h 58m left
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This is a koss pro/4aa vintage headphones. They are in good working condition. There is tape on the top headrest piece. They do have some scratches from normal use. Due to the age of this item it is b...
2d 19h 21m left
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Headphones are in good to very good overall condition. Only issue I came across was the headphone jack is a little corroded. I polished it down smooth so it wouldn't damage my amps when inserting.
12d 18h 4m left
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These have been gently used and are in great working condition. Has some knicks on one side as seen in picture 4. Still sound like they are brand new.
2d 22h 1m left
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16h 29m left
1 bid
5d 9h 20m left
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Related Reviews

Average based on 5 reviews

Rating distributions

    • Great price. Phenominal product.

      Created: 05/07/2011
    • I bought these because I had a pair a long time ago and I really loved the sound and the cushions. The cushions on these headphones were kind of flat, but I got a new pair from Koss for five dollars.

      When I move the wire to the right headphone the sound cuts out. But if I just leave it alone it works fine.

      The two plastic end ...Read more
    • Big and heavy, anemic, not as true-sounding, ear-enclosing, sitting only.

      Created: 02/06/2013
    • This will be a different review for I didn't buy the headphones for the purpose they are intended and that's listening to music while sitting.

      Before I go to sleep I do a pre-sleep session so that when I do hit the sack I won't lay there thinking. Doing a pre-sleep session prepares me to start snoozing the minute I lay do ...Read more

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