$20 $50
Amazon with Koss has the classic and enduringly popular Koss PortaPro Portable On-Ear Headphones (Black) for $20 with free shipping.

Features a collapsible folding design and wide frequency response from 15-25,000 Hz. Old-school look but great reviews.
$20 retail: $50
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Price & Comment History

Amazon

Koss PortaPro Portable Headphones at Amazon

Posted 11/26/2020 in Wired Headphones
Amazon

Koss PortaPro Portable Headphones at Amazon

Posted 10/13/2020 in Wireless Headphones
Amazon

Koss PortaPro Portable Headphones at Amazon

Posted 08/22/2020 in Wireless Headphones
Amazon

Koss PortaPro Portable Headphones at Amazon

Posted 11/13/2018 in Wireless Headphones
Amazon

Koss PortaPro Portable Headphones at Amazon

Posted 11/13/2014 in Wireless Headphones
Amazon

Koss PortaPro Portable Headphones at Amazon

Posted 12/17/2013 in Wireless Headphones
Amazon

Koss PortaPro Portable Headphones at Amazon

Posted 12/02/2013 in Wireless Headphones
World Wide Stereo

Koss PortaPro Portable Headphones at World Wide Stereo

Posted 04/30/2013 in Wireless Headphones
$29 retail $50
Amazon

Koss PortaPro Portable Headphones at Amazon

Posted 11/24/2012 in Wireless Headphones