Koss for sale from eBay, Craigslist, Letgo, OfferUp, Amazon,..

Earcup over the ear koss. With the following characteristics wireless
A connectivity of the type "bluetooth" and also a color designated by gray
A number of earpieces : "double" in the same way as including: headphones, rar...

Retro style. Long battery life. From liquidations. Featuring icon…~

Earpad on the ear koss pp w. Of the brand koss
With the following characteristics stereo
A color established as silver in the same way as a fit design qualified as overthehead
Especially: wireless, pro ¬

Koss ksc75 portable * A compatible devices -> cellphone * a connector type 5mm jack * A connectivity technology equivalent to wired ¬

Audio pass through. Retro style. From private person. Wireless fr…~

Earcup over the ear koss. With the following characteristics stereo; A countryregion of manufacture equivalent to united states and also a form factor : headband; A number of earpieces qualified as double; Especially: headphones, ...

Earpad on the ear koss. With the following characteristics remotetalk control and also to a frequency range qualified as "1525" * A cable length represented by 2 m * An impedance equivalent to "60 ohms" * Among others: stereo, hoo...

Adjustable headband comfort. 5mm plug. Ancient. Cord…~

The koss pro. These headphones. Surplus. 5mm jack connectivity,…~

5mm utility cord. Openback, onear design,. Used for sale. Audioph…~

Allnew rugged cord. Highresolution dynamic audio. Used stuff. The…~

Koss porta pro. Handcrafted acrylic monitor. Ancient. Our…~

Model: pro4aa titanium. Koss pro4aa titanium. Second hand. Make: …~

Koss set standard. Legendary sound. Price to be discussed. The fi…~

Check pictures details…~

Volume control. Adjust volume onthego. Used stuff. Engineered rug…~

The koss ur40. These headphones lightweight. Moderate price. With…~

Issues sound left. Sound cuts weak. Pictures available…~

Koss pro 4aaa. Considered audiophiles best. Second hand. Adjustab…~