Koss Pro4AA Over-Ear Headphones

Koss Pro4AA headphones deliver high-quality audio in a classic vintage design. With its inception in 1970, the Pro4AA over-ear headphones were the first dynamic headphones to provide true full-frequency and high-fidelity performance with exceptional noise isolation capabilities. These professional-grade headphones meet the rigorous demands of broadcast and recording professionals who require dependable equipment and superior performance. The full-size over-ear design effectively blocks out unwanted external sounds while allowing every note to come through with clarity. Pro4AAs provide superior isolation, accurate reproduction, and sound intensity, bringing the excitement of a live performance to every recording. Perfect for sound professionals and audiophiles alike, these headphones guarantee an unparalleled listening experience. With an 8-foot coiled cord featuring a 6.3mm (1/4") plug, the Pro4AAs are newly manufactured and come fully packaged fresh from Koss. Upgrade your audio game with the legendary Pro4AA headphones. For sanitary reasons, we cannot accept returns of headphones that have been removed from their packaging. If you are experiencing a technical issue with your headphones, please contact service@retrospekt.com.